Is it ok to take mucinex and nyquil

It's safe to take Dayquil with Mucinex. Dayquil is an over-the-counter medication that's used to treat cold and flu symptoms. ... However, all three active ingredients of NyQuil interact with other drugs. Acetaminophen can interact with: Dextromethorphan can interact with: Doxylamine can interact with: You shouldn't use Mucinex or NyQuil to ...

Is it ok to take mucinex and nyquil. Customer: Can I take NyQuil 4 hours after taking my Mucinex night time Doctor's Assistant: The Doctor can answer that. Just a couple quick questions before I transfer you. ... If I took Allegra at 9:30 am is it ok to take NyQuil. 9.7.2017. Dr Josh. General Physician. 19,500 Satisfied Customers. Can I take Nyquil Nite time Cough relief with ...

Yes, you can take NyQuil with Amoxicillin. NyQuil is an over-the-counter medication used for common cold and flu symptoms. The original version of NyQuil contains three active ingredients (1): Dextromethorphan - which acts as a cough suppressant. Amoxicillin, on the other hand, is an antibiotic. It is broad-spectrum in nature and is active ...

Q: Can I take Mucinex and benzonatate at the same time? By Sarah Lewis, PharmD. A: Yes. Doctors may combine Mucinex and benzonatate because they treat coughs in different ways. Mucinex is a brand name for guaifenesin, which is an expectorant. It thins mucus, making it easier to cough up. Benzonatate is an antitussive that suppresses or quiets a ...Ask your doctor or pharmacist how much acetaminophen is safe to take. ... Does Mucinex Nightshift Sinus 2.5 Mg-10 Mg-20 Mg-650 Mg/20 Oral Liquid Antitussives interact with other drugs you are taking?Sudafed narrows blood vessels in the nasal passages to reduce inflammation and relieve congestion. Mucinex loosens and thins mucus in the airways, making it easier to blow out or cough up. So, if you have a stuffy nose, Sudafed may be the better choice, while Mucinex may be more helpful if you have a lot of mucus buildup.All three are generally safe to take together when indicated. In fact, Mucinex and Sudafed often provide relief for many symptoms associated with respiratory infections, such as sinus congestion and nasal congestion, which Amoxicillin is commonly prescribed to treat. If you are already taking Mucinex and Sudafed, there is no need to …Ken, Expert. Hello,Mucinex D contain a combination of guaifenesin and pseudoephedrine. Guaifenesin is an expectorant. It helps loosen congestion in your chest and throat, making it easier to cough out through your mouth. Pseudoephedrine is a decongestant that shrinks blood vessels in the nasal passages.NyQuil ingredients are - acetaminophen ...Is it okay to take mucinex (guaifenesin) d and nyquil/dayquil together? A doctor has provided 1 answer. can i take mucinex (guaifenesin) with nyquil?: Yes: Most of the nyquil preparations do not have something to thin the. Key points. Taking NyQuil and amoxicillin together is considered safe with no known drug interactions. Your prescribed treatment regimen with amoxicillin should be finished completely and not stopped when you are feeling better unless directed by your doctor. NyQuil can be taken as needed.

Aug 2, 2023 · nausea, pain in your upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes). Common side effects of Nyquil Cold and Flu may include: headache, sleep problems (insomnia); upset stomach, diarrhea or constipation; dry eyes, blurred vision, dry mouth or nose; To treat nasal congestion caused by COVID-19 at home, focus on: Get plenty of rest to help your body get the energy it needs to fight the infection. Drink lots of fluids to help keep your mucus thin so it can be cleared more easily from your lungs and sinuses. Take over-the-counter (OTC) decongestants. If you are feeling congested and have ...Yes, taking large amounts of dextromethorphan can cause a "high" feeling. Some people intentionally take too much cough syrup to experience this sensation. This is sometimes called " robo-tripping " or "skittling.". Taking large amounts of dextromethorphan can have a similar feeling to drinking alcohol or using marijuana for some people.As mentioned, mixing alcohol and NyQuil should be avoided. In fact, there is a higher risk of liver damage with drinking 3 or more alcoholic beverages every day while taking NyQuil. But, it may be OK to drink alcohol after NyQuil exits your body. More on this next.Yes, it is safe to take Tylenol and Mucinex together. No negative interactions exist when mixing the two medicines. Just ensure that you don’t take more than the maximum daily dose for each. Both Tylenol and Mucinex have combination preparations that contain the active ingredients of both brands.Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency. could you tell me what happens if i take nyquil cold & flu and aleve (naproxen) together?: No harm: These can be taken together.

Take Paxlovid exactly as prescribed. If you suspect someone has taken Paxlovid inappropriately or is having an adverse effect to the medication, do not make the person vomit. Get an immediate personalized recommendation online or call Poison Control at 1-800-222-1222. Both options are free, confidential, and available 24 hours a day.Serious side effects. For children. Takeaway. Mucinex can cause mild to moderate side effects in some people. This can include digestive symptoms, dizziness, and drowsiness. If mucus sits in your ...Key points. Taking NyQuil and amoxicillin together is considered safe with no known drug interactions. Your prescribed treatment regimen with amoxicillin should be finished completely and not stopped when you are feeling better unless directed by your doctor. NyQuil can be taken as needed.Mucinex. mucinex expectorant 12 hr extended ... Vicks DayQuil & NyQuil Hot Remedy Powder Drink Mix - Honey Lemon Flavor, 16 ct ... Ok. Close. Enter Delivery Address.

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How often take 1mg ativan (lorazepam) safetly? 6 doctors weighed in across 3 answers. is lorazepam an maoi? is it safe to take with mucinex (guaifenesin): Benzodiazepine: Lorazepam is not an MAOI and should be ok to take with.Answer. You are correct that there is considered to be an interaction between baclofen (a muscle relaxant) and NyQuil (which contains the sedating antihistamine doxylamine) due to the risk of additive sedation. Both baclofen and the doxylamine contained in NyQuil are CNS (central nervous system) depressants and can cause additive effects such ...Okay to use: • Antihistamines that cause the least amount of drowsiness: l oratadine ... Okay to use: • Guaifenesin (Mucinex and Robitussin DM ) for cough and chest congestion. • The cough suppressant dextromethorphan (Delsym DM , Vicks Nyquil Cough Liquid ). • Coricidin Cold & Cough can help with a dry cough.As of 2015, Mucinex, which is guaifenesin, has no known drug interactions, according to Drugs.com. However, individuals should consult their doctors or pharmacists when taking this...How many nyquil pills should i take before going to bed? A doctor has provided 1 answer. can i take nyquil for a cold tonight before bed if i'm on levothyroxine which i take in the morning?: Nyquil and thryoid: The answer to your question is "yes". Good ahead a.Guaifenesin is generally considered safe to take, but it does have some potential side effects. They include: ... but always let your doctor know you are taking Mucinex when discussing other ...

Call your doctor or 911 if you think you may have a medical emergency. can you take mucinex daily for allergy rhinitis and congestion? or should you stop taking mucinex after a week? what medication is usually good for allergy rhinitis and congestion?: : Mucinex marginally effective. Nasal steroid (flucatisone, mometasone.Tamiflu (oseltamivir) is a prescription medication that can treat and prevent the flu. It doesn’t interact with many medications. Tamiflu may lower the effectiveness of FluMist, the nasal spray flu vaccine. But Tamiflu doesn’t interact with other vaccines. Tamiflu can be taken with over-the-counter (OTC) cold and flu medications, such as ...Over-the-counter medication, such as guaifenesin (Mucinex), pseudoephedrine (Sudafed) and dextromethorphan (Robitussin and Delsym), can help alleviate these symptoms. Read the labels before you take any medication to be sure you take as recommended. There are also a lot of home treatment options that can help with your congestion, which include ...Talk with your doctor. Mucinex is likely safe to take while breastfeeding and during the second and third trimesters of pregnancy. Before taking any medication while pregnant or breastfeeding, it ...dextromethorphan food. 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.Key points. There are several safe cold/flu medications safe with Celexa (citalopram), and others you should use caution with. Safe medications include Tylenol (acetaminophen), antihistamines, and Mucinex. Dextromethorphan, NSAIDs (e.g. ibuprofen), and Sudafed should be used cautiously. Thanks so much for reaching out!Entresto is a prescription drug that's used to: reduce the risk of a hospital stay and of death in adults with certain kinds of heart failure; treat certain kinds of heart failure in some childrenMucinex (guaifenesin) is safe to take with DayQuil Cold & Flu. There is no interaction between them. Some DayQuil products already contain guaifenesin, such as …

Antihistamines are considered safe to use. They are used for a wide range of symptoms including post nasal drip, congestion, and allergy symptoms. Claritin, Zyrtec, and Allegra all last 24 hours and are good options to combine with Wellbutrin if needed. While most antihistamines are considered safe with Wellbutrin, one exception may be …

Mucinex and NyQuil Comparison, Active Ingredients, and Symptoms Treated When feeling under the weather with a cough or cold, navigating the medicine aisle presents several options. Two popular choices are Mucinex and NyQuil , each serving different purposes based on their active ingredients and the symptoms they target.The cough syrup's not going to do much damage - but long-term heaving drinking can have a major impact, especially on dad-to-be. "It can affect the hormonal balance and may affect sperm quality," says Dr. Choi. "And in females, it's really not safe once you are pregnant, so it doesn't hurt to curb consumption when you're trying.Be careful: Nyquil and Mucinex (guaifenesin) are name brands for a "brand" of medication, and many of them have similar ingredients ie: Mucinex (guaifenesin) may have guaifenisen, dextromethorhan, pseudoephedrine, etc. The other nyquil product may have the exact same or similar medications leading to a possible overdose.Yes. Take the Z-pak early each day. Xanax can cause. course dose of azithromycin 4 days ago, is it ok. View drug interactions between Mucinex D and Xanax. These medicines may also interact with certain foods or diseases. Mucinex D Oral : Uses, Side Effects, Interactions, Pictures. Mucinex is a FDA approved non-drowsy formula that loosens the ...Over-the-counter drugs to avoid while taking warfarin include NSAIDs (e.g. ibuprofen, naproxen), Pepto-Bismol, and aspirin. Most cough and chest congestion medications (e.g. dextromethorphan and guaifenesin), are not known to interact with warfarin. Talk to your doctor or pharmacist so they can provide guidance on your specific medical situation.Cold Medications Considered Safe To Take With Wellbutrin Expectorants. Guaifenesin, the active ingredient in Mucinex, is an effective expectorant that helps to thin and clear out mucus that causes chest congestion. There is no listed or reported interaction between guaifenesin and Wellbutrin. They are considered to be safe to use together ...Items like Dayquil, Nyquil and Theraflu are effective because the omicron variant seems to only cause mild symptoms for most, especially those who are vaccinated. Despite omicron cases increasing ...Answer. There is no known interaction between Eliquis ( apixaban) and Mucinex ( guaifenesin ). They are considered safe to take together. [1] Additionally, Mucinex does not affect blood coagulation or alter bleeding time, so it, in most cases, is safe to take with anticoagulants and antiplatelets. In terms of the dose of Mucinex that …

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Answer. Mucinex and NyQuil are both over-the-counter products that are used to treat symptoms of the cold and flu. However, they contain different active ingredients. Mucinex contains guaifenesin, an expectorant, while NyQuil is a combination ingredient product, containing: So, as a general point, since NyQuil contains more drugs than Mucinex ...Thank. Dr. Hushang Haghighat answered. Specializes in Pediatric Hematology and Oncology. Yes: Both are for cold ,cough and congestion but nyquil is for night that make sedation to sleep so take theraflu in the morning and nyquil at night. Answered 1/8/2021.Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency. is it safe to take mucinex, (guaifenesin) coricidin hbp , allergra, and nasacort?: Mgt: I would advise choosing Coricidin rather than mucin ex,and adding.Answer. Yes, Mucinex Multi-Symptom for children can be taken with ibuprofen as there is no reported or listed interaction. 'Original' Mucinex, which only contains guaifenesin, is also safe to take with ibuprofen. However, it is important to note that there are a few different Mucinex Multi-Symptom products. Two already contains an analgesic ...If the Robitussin product does not contain guaifenesin (such as Robitussin 12-Hour Cough Relief), then Mucinex will be safe to take with it. DayQuil. Like Robitussin, there are a variety of DayQuil products available, all with different ingredients. DayQuil (the non-severe formula) is safe to take with Mucinex since it does not contain guaifenesin.Sudafed narrows blood vessels in the nasal passages to reduce inflammation and relieve congestion. Mucinex loosens and thins mucus in the airways, making it easier to blow out or cough up. So, if you have a stuffy nose, Sudafed may be the better choice, while Mucinex may be more helpful if you have a lot of mucus buildup.The advice on whether you should take Nyquil for COVID-19 has been murky—some recommend the drug for alleviating symptoms, while others said to avoid it …Dr said get regular dayquil or mucinex for my 10 1/2 year old. he is 5 foot 6 and 136 pounds is it safe to give him one that the active ingredients in each 20 ml are: dextromethorphan 20mg and guaifenesin 400mg? if it is ok is 20ml the right dose? A doctor has provided 1 answer. is it okay to take mucinex (guaifenesin) d and nyquil/dayquil ...i just don't know which of these meds to use or works better then the other: - maximum strength mucinex, - aleve cold and sinus I tried benadryl but it does not work or only works for an hour or so. Updated 23 May 2018 6 answers. I have had thick mucus for a long time. Mucinex D is the only thing that keeps my sinuses clear. ….

Answer. There is no known drug interaction between azithromycin (Z-Pak) and Nyquil (acetaminophen, dextromethorphan, and doxylamine). They can be safely taken together. 'NyQuil Severe', which contains one additional ingredient when compared to the 'original' NyQuil, is also safe to take with a Z-Pak. Below, I discuss each medication in more detail.Better don't: combine them, as the mucinex combo already contains an antihistaminic, may interact with the zyrtec, you can hold the zyrtec till done with the mucinex and the cold symptoms, wish you well. Dr Oleary agreed. Answered 8/23/2017. 574 views. Thank.Some Mucinex products also contain other active ingredients besides guaifenesin. For instance, Mucinex DM has dextromethorphan, also found in NyQuil. Taking both medicines together could mean you’re ingesting a double dose of this cough suppressant. Overdose of any medication can be harmful and lead to side effects or complications.When it comes to taking medications, it's important to be aware of potential interactions. Many people wonder if they can safely take Mucinex and Nyquil together. While both medications are commonly used for cold and flu symptoms, it's crucial to understand how they may interact with each other. Mucinex contains an ingredient called ...Jan 8, 2024 · If you're pregnant, talk with your provider before taking Nyquil Cold and Flu. In general, the three active ingredients in Nyquil Cold and Flu (acetaminophen, dextromethorphan, doxylamine) are generally considered safe to take during pregnancy. But keep in mind that some liquid forms of Nyquil Cold and Flu contain alcohol, which should be avoided. 3 days ago · Key points. There are several safe cold/flu medications safe with Celexa (citalopram), and others you should use caution with. Safe medications include Tylenol (acetaminophen), antihistamines, and Mucinex. Dextromethorphan, NSAIDs (e.g. ibuprofen), and Sudafed should be used cautiously. Thanks so much for reaching out! The short answer is yes, you can take Mucinex D and Nyquil together. However, it's important to follow the recommended dosages and guidelines to ensure your safety and avoid potential risks. Safety Precautions.Using dextromethorphan together with promethazine 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 motor coordination. You should avoid or limit the use of alcohol while being treated with these ...Tylenol and Mucinex are safe to take together. There is no known interaction between them. Thanks for your question! Yes, it is safe to take Tylenol ( acetaminophen) and Mucinex ( guaifenesin) together. There is no drug interaction between them. In fact, there are a number of products on the market that contain both. These …Guaifenesin (Mucinex) Mucinex is also safe to be taken with Lexapro. Guaifenesin, the active ingredient, unclogs your airways by removing the thick mucus. This helps relieve chest congestion, which is a very common symptom of a cold. These two meds are used together quite often and there is no drug-drug interaction reported. Is it ok to take mucinex and nyquil, Currently, only the antibiotic tetracycline is known to be harmful when expired. In several reported cases, expired tetracycline has caused Fanconi syndrome. This is a rare form of kidney damage that prevents electrolytes from being absorbed by the body. For this reason, you should never take expired tetracycline., At Midtown Kia in Tulsa, OK, you’ll find a wide selection of top-quality vehicles at competitive prices. Whether you’re in the market for a sleek sedan, a versatile SUV, or a relia..., Many people may wonder if it's safe to take both Mucinex and Nyquil Cold and Flu together, especially during the cold and flu season. Both medications are commonly used to relieve symptoms associated with colds and the flu, such as congestion, cough, and fever. However, it's important to understand the potential interactions between these two ..., Over-the-counter drugs to avoid while taking warfarin include NSAIDs (e.g. ibuprofen, naproxen), Pepto-Bismol, and aspirin. Most cough and chest congestion medications (e.g. dextromethorphan and guaifenesin), are not known to interact with warfarin. Talk to your doctor or pharmacist so they can provide guidance on your specific medical situation., Side Effects: Like any medication, both Allegra and Mucinex can have side effects on their own. When taken together or in close succession, these side effects could potentially worsen or interact in unknown ways. Common side effects of Allegra include drowsiness (though less common than with older antihistamines) while Mucinex may cause nausea ..., Heart-safe Antihistamines: ... (e.g. Coricidin HBP, DayQuil HBP Cold & Flu, NyQuil HBP Cold & Flu and Vicks VapoInhalers). One possible exception are those decongestant products with the active ingredient phenylephrine (e.g. Sudafed PE, Dimetapp and Mucinex Sinus). Heart-safe antihistamines: You can try one of the heart-safe antihistamines ..., She took mucinex (guaifenesin) dm about 4 hours ago, and just took nyquil cold/flu tabs, and went to bed. mucinex (guaifenesin) has 60 mg of dextrometh. & nyquil has 15mg. safe? 4 doctors weighed in across 2 answers. A member asked:, Mucinex (Musinex) is an expectorant. It works by thinning mucus (phlegm) and loosening congestion in the lungs and making it less sticky and easier to cough up. This reduces chest congestion by making coughs more productive. Mucinex (Musinex) is used to relieve the symptoms of cough and mucus in the chest due to colds, flu, or hay fever., Answer. Yes, Mucinex Multi-Symptom for children can be taken with ibuprofen as there is no reported or listed interaction. 'Original' Mucinex, which only contains guaifenesin, is also safe to take with ibuprofen. However, it is important to note that there are a few different Mucinex Multi-Symptom products. Two already contains an analgesic ..., The potential issue with NSAIDs is described below but know that Paxil has no drug interaction with Tylenol and is safe to use. Mucinex (Guaifenesin) Mucinex is an expectorant that can help to relieve chest congestion, ease respiration and reduce post-nasal drip. Mucinex has very few drug interactions and is safe to use with Paxil. Zinc/Vitamin C, If you do choose to take Mucinex after consulting a health care professional, it's essential to read and follow the instructions on the box of the particular Mucinex product you're taking. There are more than 30 different Mucinex products, including tablets, liquids and liquid gel caplets, and safe dosages vary considerably from one product to ..., Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency. if you were take 12 (325g) tablets of aspirin and 2 nyquil pills what would be the effect?: Combination: Each pill has its own separate side effect profiles and t., 3 days ago · The potential issue with NSAIDs is described below but know that Paxil has no drug interaction with Tylenol and is safe to use. Mucinex (Guaifenesin) Mucinex is an expectorant that can help to relieve chest congestion, ease respiration and reduce post-nasal drip. Mucinex has very few drug interactions and is safe to use with Paxil. Zinc/Vitamin C , Can one take mucinex (guaifenesin) (expectorant only) and sudafed decongestant (30mg) in day and nyquil before bed? is it safe..or should one be eliminated A doctor has provided 1 answer A member asked:, Specializes in ENT and Head and Neck Surgery. This is fine to take together and some companies will package these drugs together into 1 pill. The sudafed is a great decongestant and the Mucinex (guaifenesin) can help break up the mucus in your nose/sinues/lungs. If you have any heart issues or blood pressure issues, you will need …, Are you ready to make your dreams come true? Post Oak Toyota in Midwest City, OK is the perfect place to start. With a wide selection of new and used vehicles, as well as a knowled..., She took mucinex (guaifenesin) dm about 4 hours ago, and just took nyquil cold/flu tabs, and went to bed. mucinex (guaifenesin) has 60 mg of dextrometh. & nyquil has 15mg. safe? 4 doctors weighed in across 2 answers. A member asked:, There's Triaminic and Dimetapp for the little ones. But each of these medicines are made up of one (or more) active ingredient. There's no such drug as "NyQuil" — that bitter greenish ..., Are you ready to make your dreams come true? Post Oak Toyota in Midwest City, OK is the perfect place to start. With a wide selection of new and used vehicles, as well as a knowled..., Sudafed is a nasal decongestant. It primarily contains the ingredient pseudoephedrine. Mucinex is a chest decongestant. It primarily uses the ingredient guaifenesin. On the market, you may see different brands using guaifenesin, and other brands using pseudoephedrine. You should check with your pharmacist, so they can advise you on the right ..., NyQuil takes about 30 minutes to start working. It can be taken at any time of day, but be aware that it can cause drowsiness. So you may need to aveoid using it during the day if it makes you too sleepy. NyQuil can be taken with or without food, but it may interact with other medications you take., May 29, 2023 · In conclusion, while it’s possible to combine Mucinex and Nyquil, it’s not recommended due to potential side effects and interactions. Natural remedies and other over-the-counter medications can be effective alternatives to consider for safe and effective relief of cold and flu symptoms. , Guaifenesin is an expectorant sold under the brand name Mucinex, Bidex, Organidin, Robafen, and others. Guaifenesin reduces the viscosity of mucus so it can be easily coughed up. Guaifenesin is found in many multi-symptom cold & cough medicines, including: Coricidin HBP Day & Night Multi-Symptom Cold. Robitussin DM., If the Robitussin product does not contain guaifenesin (such as Robitussin 12-Hour Cough Relief), then Mucinex will be safe to take with it. DayQuil. Like Robitussin, there are a variety of DayQuil products available, all with different ingredients. DayQuil (the non-severe formula) is safe to take with Mucinex since it does not contain guaifenesin., Acetaminophen is a very common ingredient in cold medications such as Theraflu, Dayquil, Nyquil, and Tylenol. This fever-reducing, pain-killing ingredient is particularly toxic to cats but can be poisonous to dogs as well. It can cause liver damage and damage to oxygen-carrying red blood cells. Cats may develop swelling of the face and paws ..., Yes, Mucinex and Nyquil can be taken together because they contain different ingredients, but Mucinex DM and Nyquil should not be taken together because they share a common ingredient, dextromethorphan. Instead of taking Mucinex DM and Nyquil together you should just take Nyquil. Continue reading, Take each dose of Mucinex with a full glass of water. Drinking warm, clear liquids, such as broth, tea, or warm apple juice, can also help loosen your mucus and relieve congestion. [2] 3. Swallow Mucinex tablets or capsules whole. Crushing, chewing, or breaking open tablets can make them less effective., Doxylamine is the active ingredient in the brand-name sleep aid Unisom and the "ZzzQuil" products from the NyQuil brand that are promoted for inducing sleep. It is available in cheap, generic form ., Warnings. One ingredient in this product is acetaminophen. Taking too much acetaminophen may cause serious (possibly fatal) liver disease. Adults should not take more than 4000 milligrams (4 grams ..., Some Mucinex products also contain other active ingredients besides guaifenesin. For instance, Mucinex DM has dextromethorphan, also found in NyQuil. Taking both medicines together could mean you're ingesting a double dose of this cough suppressant. Overdose of any medication can be harmful and lead to side effects or complications., Yes, Mucinex and Nyquil can be taken together because they contain different ingredients, but Mucinex DM and Nyquil should not be taken together because they share a common ingredient, dextromethorphan. Instead of taking Mucinex DM and Nyquil together you should just take Nyquil. Continue reading, Gebhardt, Ross and Roman say OTC medications with dextromethorphan (a cough suppressant) and guaifenesin (an expectorant that loosens up thick mucus) should be safe during pregnancy. These are the two main ingredients in many OTC cold medicines and cough syrups, such as Robitussin, Mucinex and others., NyQuil takes about 30 minutes to start working. It can be taken at any time of day, but be aware that it can cause drowsiness. So you may need to aveoid using it during the day if it makes you too sleepy. NyQuil can be taken with or without food, but it may interact with other medications you take.