Can you take mucinex and allergy medicine together

Taking Mucinex Expectorant With Mucinex Nightshift. You can safely take Mucinex (the original product that only contains guaifenesin) and Mucinex Nightshift products together. They contain different drugs, as you can see in the image I have above that shows each package. The drug contained in Mucinex ( guaifenesin) does not interact with the ...

Applies to: Mucinex DM (dextromethorphan / guaifenesin) and morphine. Using morphine together with dextromethorphan can increase the risk of a rare but serious condition called the serotonin syndrome, which may include symptoms such as confusion, hallucinations, seizures, extreme changes in blood pressure, increased heart rate, fever, excessive ...Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual bleeding or bruising, skin rash or itching, loss of appetite, nausea, vomiting, or yellowing of the skin or the whites of your eyes.dextromethorphan food. Applies to: Mucinex Fast-Max Severe Congestion & Cough (dextromethorphan / guaifenesin / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.Benadryl. A total of 446 drugs are known to interact with Benadryl . Benadryl is in the following drug classes: anticholinergic antiemetics, anticholinergic antiparkinson agents, antihistamines, miscellaneous anxiolytics, sedatives and hypnotics . Benadryl is used to treat the following conditions: Allergic Reactions. Allergic Rhinitis. Allergies.Official answer. by Drugs.com. You may be able to take other medications with levothyroxine, but some of them will have to be taken at a different time from when you take your levothyroxine. Levothyroxine is known to interact with many other medications (called a drug-drug interaction), but there are different kinds of drug-drug interactions.Both Mucinex and Mucinex DM are available as tablets you take by mouth. You can take one or two tablets of either drug every 12 hours. For either drug, you should not take more than four tablets ...

severe dizziness or anxiety, feeling like you might pass out. Common side effects of Mucinex DM may include: dizziness, drowsiness; sleep problems ( insomnia ); diarrhea; or. feeling nervous, restless, anxious, or irritable. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.Zoloft (sertraline) should be used cautiously with dextromethorphan, a commonly used drug in many over-the-counter cough products. Zoloft is generally considered safe to use with decongestants, like Sudafed, but should be used cautiously in those with certain heart conditions. Mucinex (guaifenesin), an expectorant, is safe to …Mucinex. A total of 0 drugs are known to interact with Mucinex. Mucinex ... If your doctor does prescribe these medications together, you may need a dose adjustment or special tests to safely take both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. ...severe dizziness or anxiety, feeling like you might pass out. dizziness, drowsiness; sleep problems (insomnia); diarrhea; or. feeling nervous, restless, anxious, or irritable. Common side effects ...acetaminophen food. Applies to: Mucinex Sinus-Max Severe Congestion Relief (acetaminophen / guaifenesin / phenylephrine) Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive ...

The recommended wait is "similar to how we separate vaccines from the COVID-19 vaccine by 14 days," notes Dr. Virk. "We recommend 48-hour separation from allergy shots to decrease the risk of adverse effects from the vaccine.". Experts at Penn Medicine, meanwhile, recommend separating shots by at least one full week.dextromethorphan food. Applies to: Mucinex Children's Multi-Symptom Cold & Fever (acetaminophen / dextromethorphan / guaifenesin / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.Taking multiple medications that raise serotonin levels can be dangerous. It can cause a serious medical condition called serotonin syndrome.Serotonin is a chemical in the body that helps regulate many bodily functions. This includes helping you sleep, stabilizing your mood, and regulating bowel movements — just to name a few.The main types are: Drug-drug interaction. This is when a medication reacts with one or more other drugs. For example, taking a cough medicine ( antitussive) and a drug to …dextromethorphan food. Applies to: Mucinex DM (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated ...Mucinex d (guaifenesin and Pseudoephedrine 120mg) is a combination of a medication to loosen secretions and a decongestant. The latter can raise blood pressure, make you jittery, "hyper" and cause heartburn and constipation. If you have high blood pressure, thyroid problem or diabetes, yo should not take it.

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severe dizziness or anxiety, feeling like you might pass out. dizziness, drowsiness; sleep problems (insomnia); diarrhea; or. feeling nervous, restless, anxious, or irritable. Common side effects ...Robitussin and Mucinex are both over-the-counter medications commonly used to treat cough, congestion, and other respiratory symptoms. While they have different active ingredients, they work in similar ways to help relieve these symptoms. When it comes to taking Robitussin and Mucinex together, it's generally safe for most individuals.dextromethorphan food. Applies to: Mucinex Children's Multi-Symptom Cold & Fever (acetaminophen / dextromethorphan / guaifenesin / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.Apr 2, 2024 · Serious, life-threatening side effects can occur if you take Mucinex D before the MAO inhibitor has cleared from your body. Do not use any other over-the-counter cough or cold medication without first asking your doctor or pharmacist. If you take certain products together you may accidentally take too much of one or more types of medicine.

Applies to: Mucinex DM (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with dextromethorphan.For example, taking too much acetaminophen can be harmful to your liver. Additionally, if you're already taking other medications or have underlying health conditions such as liver disease or kidney problems, it's crucial to seek professional advice before using multiple over-the-counter drugs together. 5.It is okay to give Mucinex to your dog as it is a common choice for reducing cold symptoms, including throat phlegm, sinus pain, and congestion. Providing an expectorant or cough suppressant is not a decision to take lightly. Mucinex works for dogs but should not be used to address what could be an undiagnosed medical condition.Applies to: Mucinex Fast-Max Severe Congestion & Cough (dextromethorphan / guaifenesin / phenylephrine) and Benadryl (diphenhydramine) Using dextromethorphan together with diphenhydrAMINE may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience ... Combining medications can be tricky, especially when it comes to over-the-counter drugs like Advil and Mucinex. Many people wonder if taking them together is safe or if it could lead to any adverse effects. In this article, I’ll delve into the details and provide you with the facts you need to know. 5. Nelfinavir. Nelfinavir (Viracept) is an antiviral medication that's used to treat HIV. It's less commonly prescribed than other HIV medications, but it's still available for use. There's not much data, but nelfinavir may increase the amount of azithromycin that your body absorbs into its bloodstream.However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble ...SH. Shana D 24 Feb 2017. It is fine as long as you are not taking. Mucinex-D which has a decongestant. This will probably double up the decongestant from the Advil Cold and Sinus which can make you jittery. If you have Mucinex-D, check the Advil formula for a decongestant. If there is one, no dice. Otherwise you can take both without a problem. Benadryl, a popular antihistamine, contains diphenhydramine. This is commonly used to treat symptoms of allergies or the common cold such as sneezing, itching, watery eyes, and runny nose. Mucinex DM on the other hand is made up of two key components – dextromethorphan and guaifenesin. Dextromethorphan acts as a cough suppressant while ... Side Effects: Like any medication, both Advil Cold and Sinus and Mucinex can cause side effects in some individuals. These side effects may include but are not limited to drowsiness, dizziness, upset stomach, dry mouth, headache, or increased heart rate. If you experience any severe or persistent side effects while using these products together ...209 medications are known to interact with Astepro. Includes gabapentin, trazodone, cyclobenzaprine. ... Mucinex (guaifenesin) Nasonex (mometasone nasal) Nexium (esomeprazole) omeprazole; ... assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction ...Applies to: Mucinex Sinus-Max Pressure & Pain (acetaminophen / guaifenesin / phenylephrine) Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual ...

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If you took Zyrtec and Mucinex Fast-Max six hours apart, the worst you are likely to experience is mild side effects, like added drowsiness and dry mouth. While not all Mucinex Fast-Max products contain an antihistamine, some do. If the specific Mucinex product you are talking about does (e.g., Maximum Strength Fast-Max Night Cold & Flu), it ...The study uses data from the FDA. It is based on cephalexin and guaifenesin (the active ingredients of Cephalexin and Mucinex, respectively), and Cephalexin and Mucinex (the brand names). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual bleeding or bruising, skin rash or itching, loss of appetite, nausea, vomiting, or yellowing of the skin or the whites of your eyes.Yes, Benadryl ( diphenhydramine) may be safely taken with Tylenol ( acetaminophen) as there is no drug interaction between the two. In fact, these two drugs can often be found together in the same product. For one example, both of the active ingredients are in the product Tylenol PM, which is used to relieve pain while helping to fall asleep ...281-991-6750. 10223 Broadway St (FM 518) Suite L, Pearland, TX 77584. 713-436-9009. 7707 Fannin St. Suite 100, Houston, TX 77054. 713-797-0993. Trusted Allergists serving Houston, TX & Pasadena, TX. Visit our website to book an appointment online: The Allergy Clinic.Although these drugs are safe to take on their own, there is a potential for drug interactions when they are taken together. The most common side effect of taking mucinex and zyrtec together is drowsiness. This is because both drugs can cause drowsiness as a side effect. When taken together, the drowsiness may be magnified.Summary. There is no interaction between Mucinex (guaifenesin) and original Robitussin. They are safe to take together. However, it is important to be aware that the Robitussin name is used in a variety of products, all of which contain different ingredients. Be sure to look at the drug facts label of the product you are purchasing.Sep 3, 2022 · Yes, you can take mucinex and benadryl together. Both drugs are safe and effective when used as directed. Mucinex is an over-the-counter medication that is used to treat congestion and mucus buildup in the chest and throat. It contains the active ingredient guaifenesin, which helps to break down mucus and make it easier to cough up. In most cases, you should not mix multiple second-generation antihistamines. “When mixed together, the antihistaminergic effects of these medications act synergistically, and may cause or worsen symptoms of allergies like drowsiness, dry eyes, dizziness, low blood pressure, and high heart rate, difficulties urinating,” says says Eva Shelton, MD, an internal medicine physician at the ...

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This medicine has acetaminophen in it. Liver problems have happened with the use of acetaminophen. Sometimes, this has led to a liver transplant or death. Most of the time, liver problems happened in people taking more than 4,000 mg (milligrams) of acetaminophen in a day.209 medications are known to interact with Astepro. Includes gabapentin, trazodone, cyclobenzaprine. ... Mucinex (guaifenesin) Nasonex (mometasone nasal) Nexium (esomeprazole) omeprazole; ... assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction ...Applies to: Mucinex Fast-Max Cold & Sinus (acetaminophen / guaifenesin / phenylephrine) Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual ...Mixing Mucinex and DayQuil together. Mucinex is a Brand name for a medication containing guaifenesin as an active ingredient that is used as expectorant for relieving the symptoms of cough and mucus in the chest due to flu, colds or hay fever. This drug reduces congestion in chest and makes coughs more productive by thinning mucus in the lungs ...Applies to: Mucinex DM (dextromethorphan / guaifenesin) and Dimetapp Allergy (brompheniramine) Using dextromethorphan together with brompheniramine may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, …More about Zyrtec ( cetirizine ) Ratings & Reviews. Mucinex D has an average rating of 6.1 out of 10 from a total of 222 ratings on Drugs.com. 47% of reviewers reported a positive effect, while 28% reported a negative effect. Zyrtec has an average rating of 5.8 out of 10 from a total of 197 ratings on Drugs.com. 45% of reviewers reported a ...Brilinta is in the drug class platelet aggregation inhibitors . Brilinta is used to treat the following conditions: Acute Coronary Syndrome. Cardiovascular Risk Reduction. Coronary Artery Disease. Heart Attack. Ischemic Stroke, Prophylaxis. Myocardial Infarction, Prophylaxis. Prevention of Atherothrombotic Events. Antihistamine and decongestant combinations are used to treat the nasal congestion (stuffy nose), sneezing, and runny nose caused by colds and hay fever. Antihistamines work by preventing the effects of a substance called histamine, which is produced by the body. Histamine can cause itching, sneezing, runny nose, and watery eyes. ….

phenylephrine food. Applies to: Tylenol Sinus Severe Day (acetaminophen / guaifenesin / phenylephrine) Consumer information for this interaction is not currently available. MONITOR: Coadministration of two or more sympathomimetic agents may increase the risk of adverse effects such as nervousness, irritability, and increased heart rate. Central ...Since my friend took benadryl (diphenhydramine) and mucinex i just want to make sure she isn't going to have a hear attack or her liver shut down. it wasn't a suicide. can i take mucinex dm and benadryl (diphenhydramine) together?: Medician Question: This combination could make you very sleepy so be c.Mucinex contains guaifenesin, which helps loosen mucus and phlegm, while Delsym contains dextromethorphan, a cough suppressant. These ingredients work differently but are generally safe when used as directed. Combination Caution: While both medications can be effective on their own, combining them may not always be necessary or recommended.Oral Antihistamines For Allergies. Second-generation antihistamines are the most commonly used medications for the treatment and prevention of allergy symptoms. They are preferable over the first-generation antihistamines as they generally last about 24 hours per dose and, with the exception of Zyrtec, are non-drowsy.Applies to: phenylephrine. Consumer information for this interaction is not currently available. MONITOR: Coadministration of two or more sympathomimetic agents may increase the risk of adverse effects such as nervousness, irritability, and increased heart rate. Central nervous system (CNS) stimulants, particularly amphetamines, can potentiate ...If you took Zyrtec and Mucinex Fast-Max six hours apart, the worst you are likely to experience is mild side effects, like added drowsiness and dry mouth. While not all Mucinex Fast-Max products contain an antihistamine, some do. If the specific Mucinex product you are talking about does (e.g., Maximum Strength Fast-Max Night Cold & Flu), it ...Yes: Benedryl is an antihistmaine (allergy med). Mucinex (guaifenesin) is a mucous thinner. They are different kinds of medicines that act differently and are safe to take together. Answered 3/22/2018. 5.2k views.Applies to: Mucinex DM (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with dextromethorphan.Having body aches and chills and headache foe 2 days. no fever. been taking advil, nasal decongestant and mucinex but only giving temporary relief. been drinking fluids. what else should i try? can you take mucinex (guaifenesin) and advil together?: Yes: Per Drugs.Com Drug interaction checker; "No results found - howe. Can you take mucinex and allergy medicine together, Mucinex DM is an over-the-counter medication used to alleviate coughing and chest congestion caused by the common cold, infections, or allergies. Its dual action formula contains dextromethorphan (a cough suppressant) and guaifenesin (an expectorant). Dextromethorphan works on our brain centers responsible for triggering a cough reflex, …, If you're suffering from allergies or a cold, can you take Mucinex with allergy medicine at the same time? This article provides comprehensive information on the interaction between allergy medicine and Mucinex, potential side effects, and the ways to make the two drugs work effectively to ease your symptoms., Applies to: Mucinex DM (dextromethorphan / guaifenesin) and Aleve PM (diphenhydramine / naproxen) Using dextromethorphan together with diphenhydrAMINE may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and ..., How Mucinex Works; Can You Take It? ... M.D., a professor of medicine in the division of allergy, pulmonary, and critical care medicine at Vanderbilt University Medical Center in Nashville, TN., As a general rule, most multi-symptom cold & flu medicines should not be taken with other multi-symptom cold and flu medicines. If taking a single-symptom …, Yes, you can take mucinex and benadryl together. Both drugs are safe and effective when used as directed. Mucinex is an over-the-counter medication that is used to treat congestion and mucus buildup in the chest and throat. It contains the active ingredient guaifenesin, which helps to break down mucus and make it easier to cough up., Serious, life-threatening side effects can occur if you take Mucinex D before the MAO inhibitor has cleared from your body. Do not use any other over-the-counter cough or cold medication without first asking your doctor or pharmacist. If you take certain products together you may accidentally take too much of one or more types of medicine., dextromethorphan food. Applies to: Mucinex Fast-Max DM Max (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while ..., Here are a few factors to consider when deciding whether you can take Mucinex and Dayquil together: Active Ingredients: Check for overlapping active ingredients between the two medications. For example, if both contain acetaminophen, taking them together could result in exceeding the recommended dosage., Paxil is an SSRI (selective serotonin reuptake inhibitor) that does have a few drug interactions and considerations with over-the-counter medication that are important to be aware of. There are many that are safe to take. They include: Antihistamines (e.g. Claritin, Allegra, Benadryl, Zyrtec etc...) Tylenol (acetaminophen) Mucinex (guaifenesin ..., Although these drugs are safe to take on their own, there is a potential for drug interactions when they are taken together. The most common side effect of taking mucinex and zyrtec together is drowsiness. This is because both drugs can cause drowsiness as a side effect. When taken together, the drowsiness may be magnified., RELATED: Ibuprofen interactions to avoid Can you take ibuprofen with Mucinex D? Mucinex D is another great example of why you must be detail-oriented when choosing an OTC common cold remedy.Adding a "D" to cold and allergy product names means that a decongestant, pseudoephedrine, has been added together with guaifenesin., dextromethorphan food. Applies to: Mucinex Fast-Max Severe Congestion & Cough (dextromethorphan / guaifenesin / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment., If neither is the case, "it should be relatively safe to take cold and allergy medication together as long as you're following the dosing instructions on the package," says Dr. Patel. Common cold ..., buPROPion phenylephrine. Applies to: bupropion and Mucinex Sinus-Max Day & Night (acetaminophen / dextromethorphan / doxylamine / guaifenesin / phenylephrine) Both buPROPion and phenylephrine can increase blood pressure. And using them together may have additive effects. Talk to your doctor if you have any questions or concerns, particularly if ..., 5. Nelfinavir. Nelfinavir (Viracept) is an antiviral medication that's used to treat HIV. It's less commonly prescribed than other HIV medications, but it's still available for use. There's not much data, but nelfinavir may increase the amount of azithromycin that your body absorbs into its bloodstream., triprolidine cetirizine. Applies to: Mucinex Nightshift Sinus (acetaminophen / dextromethorphan / phenylephrine / triprolidine) and Zyrtec (cetirizine) Using cetirizine together with triprolidine may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience ..., Allegra D 12 Hour Allergy and Congestion: pseudoephedrine and fexofenadine. Alka-Seltzer Plus Flu: aspirin, chlorpheniramine, and dextromethorphan. Benadryl Allergy and Cold: acetaminophen, diphenhydramine, and phenylephrine. Children's Dimetapp Cold and Cough: brompheniramine, dextromethorphan, and phenylephrine., This can cause high levels of potassium in your blood. High levels of potassium can cause weakness, irregular heartbeat, confusion, tingling of the extremities, or feelings of heaviness in the legs. Call your doctor at once if you have any of these symptoms. In some patients grapefruits and grapefruit juice may decrease the efficacy of losartan., Allergy Medicine Options to Consider. Non-Sedating Antihistamines : Non-sedating antihistamines such as loratadine (Claritin), cetirizine (Zyrtec), and fexofenadine (Allegra) are generally safe to take with Buspirone. These medications have a lower risk of causing drowsiness compared to older antihistamines like diphenhydramine (Benadryl)., The Benefits of Taking Mucinex and Zyrtec Together. When it comes to dealing with allergies or respiratory issues, finding the right combination of medications can be a game-changer. In this case, combining Mucinex and Zyrtec may provide several benefits that can help alleviate your symptoms and improve your overall well-being., Applies to: Alka-Seltzer Plus Cold and Sinus (acetaminophen / phenylephrine) Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual bleeding or ..., Can you Take Mucinex and Ibuprofen. Taking Mucinex and Ibuprofen together is a common concern for those seeking relief from congestion and pain. Many people wonder if it is safe to take these medications simultaneously and what potential side effects may arise from their combination., You could interrupt the feeding for 1 hour before and 2 hours after the levoFLOXacin dose. However, this still may not entirely avoid the interaction and may not always be feasible. LevoFLOXacin oral tablets may be taken without regard to food. It is important to tell your doctor about all other medications you use, including vitamins and herbs., 16 Dec 2013 ... The danger happens when children are given over-the-counter drugs for both colds and allergies at the same time. Parents run the risk of ..., Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction information available. ... Some mixtures of medications can lead to serious and even fatal consequences. Here are 9 ways to stay safe. Drug Status. Availability Prescription only Rx., iOS: Most weather apps have some allergy function, but if you want to skip right to the information your nose wants most, Allergies can show you the pollen count for your area at a..., Can i take mucinex d and benadryl (diphenhydramine)? i have taken mucinex d for a combination of a cold and allergies but just had an allergic reaction to a food. A doctor has provided 1 answer. should you take mucinex (guaifenesin) and an antihistamine together?: No harm: There is no contraindication in taking an antihistamine toget. , If you take other medications or supplements, you should talk to your doctor or pharmacist before using Robitussin or Mucinex. Either one may affect the way some medications work., If you are allergic to Mucinex Sinus-Max (acetaminophen, ... It can cause very bad health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin (with or without fever); red or irritated eyes; or sores in your mouth, throat, nose, or eyes. ..., Answer. Yes, you can safely take Mucinex (guaifenesin) at night. It should not cause any problems sleeping and can help to clear up symptoms of chest congestion and excess mucus.. When To Take Mucinex. Guaifenesin, the active ingredient in Mucinex, is available in both 'extended-release' and 'immediate-release' dosage forms., Applies to: Mucinex DM (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with dextromethorphan., dextromethorphan food. Applies to: Mucinex DM (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated ...