Can i take nyquil and zyrtec at the same time

May 23, 2022 · Dextromethorphan (cough suppressant) Doxylamine (sedating antihistamine) Benadryl should not be taken with Robitussin Night Time Cough DM. This Robitussin product already contains a sedating, first-generation antihistamine (doxylamine) and therefore Benadryl should not be needed. Taking both together may cause excess sedation and side effects ...

Can i take nyquil and zyrtec at the same time. While there is no interaction between NyQuil and phentermine, they do have conflicting effects. Phentermine can have amphetamine-like effects and is a CNS (central nervous system) stimulant. These effects include: Increased concentration. Increased attentiveness. Restlessness. Over-stimulation. NyQuil contains doxylamine, a sedating antihistamine.

While they may have slight differences, NyQuil and DayQuil also share much in common, notes Daily Med. They both contain the pain relieving agent acetaminophen as well as the cough...

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;A doctor has provided 1 answer. A member asked: I took a zyrtec (cetirizine) tablet an hour ago can i take a nyquil now? 5 doctors weighed in across 2 answers. A member asked: … Minimally clinically significant. 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. A doctor has provided 1 answer. can i take nyquil and robitussin (guaifenesin) at the same time or within a few hours of one another?: Depends: You need to check the ingredients of both medicines to be sur. All of the following medications can be safely given together: Antibiotics including amoxicillin, cefdinir/Omnicef ®, amoxicillin-clavulanate/Augmentin ®, azithromycin/Zithromax ®, cephalexin/Keflex ®, and trimethoprim-sulfamethoxazole/Bactrim ® . Antihistamines including Benadryl ® /diphenhydramine, Claritin ® /loratidine, Zyrtec ... Combining a medication like NyQuil that contains dextromethorphan with an SSRI medication like Zoloft can cause a serious drug interaction called serotonin syndrome. SSRI drugs, kn...While there is no interaction between NyQuil and phentermine, they do have conflicting effects. Phentermine can have amphetamine-like effects and is a CNS (central nervous system) stimulant. These effects include: Increased concentration. Increased attentiveness. Restlessness. Over-stimulation. NyQuil contains doxylamine, a sedating antihistamine.Yes: A non sedating antihistamine is fine to take with DayQuil, which does not have the antihistamine that is in NyQuil. Probably a good idea, too if you have enough symptoms to warrant it. Dayquil + zyrtec (cetirizine): Yes. Dayquil has acetaminophen, dextromethorphan and phenylephrine in it, and none of these are an antihistamine.

Can NyQuil and Zyrtec be taken at same time? ... Can you take nyquil night time cold and flu while on the depo shot? Nyquil night time cold and flu does not affect how well Depo Provera works ...Follow Recommended Dosages: When taking both Zicam and Dayquil together, it’s crucial to adhere to the recommended dosages for each medication independently. Avoid exceeding the maximum daily dose indicated on their respective labels. Space Out Intake if Possible: If feasible, try spacing out the intake of Zicam and Dayquil throughout the day ...This can include diuretics, diabetes medications, and lithium. Interactions can result in low blood pressure, low blood sugar, and other signs and symptoms. Your healthcare provider and pharmacist can check for potential interactions. This can ensure you’re taking lisinopril with other medications safely.There’s no cure for the common cold, but certain medicines can make you more comfortable if you have one. As cold and flu season ramps up, having a few specific items in your medicine cabinet may be a good idea. “What I always advise my patients is prevention,” John Mafi, MD, MPH, associate professor of medicine at the David Geffen …

As its name implies, DayQuil is a medication meant to be taken during the day since it is less likely to make you drowsy (unlike its sibling, the nighttime cold and flu medication NyQuil, which ...Aug 30, 2022 · This can include diuretics, diabetes medications, and lithium. Interactions can result in low blood pressure, low blood sugar, and other signs and symptoms. Your healthcare provider and pharmacist can check for potential interactions. This can ensure you’re taking lisinopril with other medications safely. Allergy medications from different classes can typically be combined. For example, nasal steroids, like Flonase (fluticasone propionate), and oral decongestants, like Sudafed (pseudoephedrine), are safe to take together. Oral antihistamines, such as diphenhydramine (Benadryl) and cetirizine (Zyrtec), shouldn’t be taken together without a ...You can use both Dayquil Cold and Flu Relief Liquid and NyQuil Cold and Flu Nighttime Relief Liquid on the same day but DO NOT take them at the same time. Taking both products at the same time can lead to liver damage due to an excessive dose of acetaminophen (also known as Tylenol), which is found in both products. Severe liver damage may also ...

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Combining a medication like NyQuil that contains dextromethorphan with an SSRI medication like Zoloft can cause a serious drug interaction called serotonin syndrome. SSRI drugs, kn...Zyrtec (cetirizine) Zicam Extreme Congestion Relief disease interactions. There are 3 disease interactions with Zicam Extreme Congestion Relief (oxymetazoline nasal) which include: BPH; cardiovascular; ... assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No …Zyrtec-D (Cetirizine And Pseudoephedrine) received an overall rating of 8 out of 10 stars from 22 reviews. See what others have said about Zyrtec-D (Cetirizine And Pseudoephedrine)...In general, it is safe to combine oral antihistamines (like Zyrtec) and nasal antihistamines (like Astelin). However, most studies find that the combination of oral and …A doctor has provided 1 answer. Dr. Brian Affleck answered. Specializes in ENT and Head and Neck Surgery. Not recommended: Nyquil has an antihistamine in it and zyrtec (cetirizine) is also an antihistamine. You'll be getting an excessive amount of antihistamine and this is not the best way to take care of your cold/allergy symptoms.Summary. Cetirizine (Zyrtec) is an antihistamine. It's used for relief of allergy symptoms, such as runny nose or watery eyes, in adults and children. Cetirizine (Zyrtec) is also a …

Jan 22, 2024 · No, it is not appropriate to take both NyQuil and DayQuil together or at the same time. This is because they both contain similar active ingredients and taking them both at the same time would result in an overdose and will cause disturbing side effects. However, you can take NyQuil and DayQuil on the same day. Nov 23, 2021 · Since immediate-release Tylenol products have a duration of action of around four to six hours, you should separate it from NyQuil by at least this amount of time. Extended-release Tylenol products (e.g. Tylenol arthritis) last around eight hours per dose. Therefore, waiting around eight hours after taking extended-release Tylenol before taking ... So if you’ve ever wondered whether it’s safe to take Motrin and Nyquil at the same time, keep reading to find out more. Motrin, also known as ibuprofen, is a nonsteroidal anti-inflammatory drug (NSAID) commonly used to relieve pain, reduce inflammation, and lower fever. On the other hand, Nyquil is a popular over-the-counter cold and flu medication …As mentioned in this answer, most over-the-counter cold medications are fine to take with Claritin. Below are some safe options to use with Claritin, depending on your symptoms: Congestion: Sudafed (pseudoephedrine) typically works well to treat these symptoms. Cough: You can use a cough suppressant, like Delsym (dextromethorphan), to help ...dextromethorphan food. Applies to: Vicks DayQuil Severe Cold & Flu (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.Key points. There is no drug interaction between Advil and NyQuil. They can be safely taken together. However, NyQuil already contains the analgesic acetaminophen. Therefore, taking Advil may not be necessary. NyQuil and Advil ( ibuprofen) can be safely together, but it may not be necessary as NyQuil already contains the pain reliever ...The typical Zyrtec dosage for adults is 10 mg once daily, taken around the same time each day. Adults ages 65 and older should only take 5 mg of Zyrtec per day. Different Zyrtec dosage forms may contain different amounts of cetirizine. Below, we’ve outlined the specific instructions for taking each dosage form.I'm 30 weeks. I heard nyquil is bad. What about zquil. I have been sick all week and had a Dr apt today and doc said I can take psuedofed and benedryl just make sure its original. I also take zyrtec . You can take zyrtec, i used it through three pregnancies, doc okayed it, kids are healthy.I'm 30 weeks. I heard nyquil is bad. What about zquil. I have been sick all week and had a Dr apt today and doc said I can take psuedofed and benedryl just make sure its original. I also take zyrtec . You can take zyrtec, i used it through three pregnancies, doc okayed it, kids are healthy.3. Barbiturates and antiseizure medications. Barbiturates, phenytoin (Dilantin), and carbamazepine (Tegretol) are prescription medications that can make doxycycline leave your body faster. This can make doxycycline less effective, which could lead to an undertreated infection.6. Alcohol. Alcohol can cause dizziness, making motion sickness symptoms worse. So, drinking alcohol with Dramamine won’t do you any favors. What’s more, combining Dramamine with alcohol can increase the risk of drowsiness. The safest way to handle this interaction is to avoid alcohol with Dramamine.

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Adults can take allergy medicine for a cold. Antihistamines are considered safe for adults. While their effectiveness is uncertain, it is generally safe for adults to take allergy medicine. ... Zyrtec D: cetirizine …I gave my 15 year old a zyrtec (cetirizine) this morning (9am) can i give him some nyquil, as the zyrtec (cetirizine) did nothing to help him. ? 2 doctors weighed in across 2 answers. can i take zyrtec-d and nyquil cough together?: ZyrtecD+Nyquil Cough: I would recommend that you NOT take these medica.A doctor has provided 1 answer. can i take nyquil and robitussin (guaifenesin) at the same time or within a few hours of one another?: Depends: You need to check the ingredients of both medicines to be sur.Jan 22, 2024 · It is not recommended to take Zyrtec with NyQuil. However, you can take them on the same day. Zyrtec (Cetirizine) is an antihistamine medication which controls certain types of allergic symptoms (1). NyQuil, on the other hand, is a cold and flu medication which contains Acetaminophen, Dextromethorphan, and Doxylamine (2). The study uses data from the FDA. It is based on acetaminophen / dextromethorphan / doxylamine / pseudoephedrine and cetirizine hydrochloride (the active ingredients of Nyquil and Zyrtec, respectively), and Nyquil and Zyrtec (the brand names). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered.Taking Aleve and Tylenol at the same time is safe. Yes, Aleve and Tylenol are generally safe to take at the same time. However, taking them at different times is often more effective. A person ...Yes, you can take NyQuil and Mucinex together if you have high blood pressure. They will not increase your blood pressure. However, be careful if you take Mucinex-D and NyQuil if you have high blood pressure. Mucinex-D contains pseudoephedrine (active ingredient in Sudafed), a nasal decongestant, which can increase your blood pressure ...The active ingredients in NyQuil are acetaminophen, dextromethorphan HBr and doxylamine succinate. NyQuil also contains a number of inactive ingredients.NyQuil; Coricidin HBP Cold & Flu; Vicks DayQuil Cold & Flu; Tylenol (or generic acetaminophen) can be combined with ibuprofen. You can also take Tylenol while taking naproxen. Alternating Tylenol with ibuprofen is okay, as long as you make sure you are not taking more than the recommended amount for each medication in a 24-hour period or with ...

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It is not recommended to take Zyrtec with NyQuil. However, you can take them on the same day. Zyrtec (Cetirizine) is an antihistamine medication which controls certain types of allergic symptoms (1). NyQuil, on the other hand, is a cold and flu medication which contains Acetaminophen, Dextromethorphan, and Doxylamine (2).Nov 23, 2021 · Since immediate-release Tylenol products have a duration of action of around four to six hours, you should separate it from NyQuil by at least this amount of time. Extended-release Tylenol products (e.g. Tylenol arthritis) last around eight hours per dose. Therefore, waiting around eight hours after taking extended-release Tylenol before taking ... Zyrtec (cetirizine) Clomipramine alcohol/food interactions. There are 2 alcohol/food interactions with clomipramine. Clomipramine disease interactions. There are 22 disease interactions with ... assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction …Taking NyQuil with Zyrtec-D. NyQuil and Zyrtec-D both contain an antihistamine, Doxylamine and Cetirizine respectively (3,4). It is not recommended to take two antihistamines at the same time as one is usually enough to deal with your allergy symptoms. Taking two can increase the risk of additive side effects, like. Nausea. Drowsiness. Dizziness.Taking Zyrtec (cetirizine) and Benadryl (diphenhydramine) at the same time should only be done with caution due to the risk of increased adverse events. If you are looking to take Benadryl after a dose of Zyrtec, you ideally want to wait 24 hours (as that is the length of time Zyrtec works), but there are situations where your doctor may …Yes, Zyrtec and Sudafed can be taken together. There are no interactions between the medications, and they work in different ways. So, as long as it’s safe for you to take either one of them, you can take them at the same time. But always check with your healthcare provider before taking a new medication.cetirizine food. Applies to: Zyrtec (cetirizine) Alcohol can increase the nervous system side effects of cetirizine 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 cetirizine.Since Nyquil causes drowsiness, you shouldn’t combine it with other sleep aids, like melatonin for instance. This could cause potentially risky sedative effects, such …High doses of antihistamines—even the “non-sedating” kind—can cause drowsiness and rapid heart rate. Medicines such as Zyrtec and Claritin are only “non-drowsy” at the FDA-approved dose. What’s more, an overdose of the “sedating” antihistamines (think Benadryl) can cause adverse events like seizures and hallucinations.First, understand your goals and risk tolerance. Then familiarize yourself with a few different investment options and get help when you need it. Part-Time Money® Make extra money ...Is it ok to take pantoprazole, amoxacillan, flonase and benadril together? not at the same time but in one day? and pain reliever. can you take alavert with flonase and benadryl?: You should not: Alavert is a non-sedating antihistamine (loratadine),Adults can take allergy medicine for a cold. Antihistamines are considered safe for adults. While their effectiveness is uncertain, it is generally safe for adults to take allergy medicine. ... Zyrtec D: cetirizine … ….

Yes, you can take Sudafed with NyQuil, but both medications should have a bit of a dosing gap. Sudafed is a decongestant containing pseudoephedrine, whereas NyQuil is a multi-ingredient medication containing acetaminophen, dextromethorphan and doxylamine. NyQuil does not work for nasal congestion (1,2). Sudafed is used to provide … I gave my 15 year old a zyrtec (cetirizine) this morning (9am) can i give him some nyquil, as the zyrtec (cetirizine) did nothing to help him. ? 2 doctors weighed in across 2 answers. can i take zyrtec-d and nyquil cough together?: ZyrtecD+Nyquil Cough: I would recommend that you NOT take these medica. Prednisone and prednisolone, like other corticosteroids, can cause a range of side effects, especially when used for prolonged periods or at high doses. The potential side effects include increased appetite, weight gain, fluid retention, mood swings, increased blood sugar levels, high blood pressure, thinning of the skin, increased susceptibility to infections, and …6. Alcohol. Alcohol can cause dizziness, making motion sickness symptoms worse. So, drinking alcohol with Dramamine won’t do you any favors. What’s more, combining Dramamine with alcohol can increase the risk of drowsiness. The safest way to handle this interaction is to avoid alcohol with Dramamine.Xarelto disease interactions. There are 6 disease interactions with Xarelto (rivaroxaban) which include: bleeding. valvular heart disease. antiphospholipid syndrome. hepatic impairment. renal disease. unstable blood pressure.At the same time, levofloxacin may interact with other medications and supplements you take. Some interactions can affect how levofloxacin works. Others can raise your risk of side effects, such as low blood glucose (sugar). Levofloxacin can also cause “false positive” results on urine drug tests.They can make sure you’re taking a safe amount. Nyquil and Advil. Advil is a common pain reliever with the active ingredient ibuprofen. Advil and Nyquil don’t interact with one another. But it may not be necessary to take these two medications at the same time. That’s because Nyquil already contains a pain reliever (acetaminophen).Montelukast (Singular) is an oral medication used to treat asthma and seasonal allergies. Medications that can interact with montelukast include gemfibrozil (Lopid), certain seizure medications, and rifampin. It’s OK to take montelukast with certain antihistamines, such as cetirizine (Zyrtec). But some people may experience excessive ...At a glance. Theraflu Nighttime products contain diphenhydramine, a sedating first-generation antihistamine. Since Zyrtec is also an antihistamine, taking both can increase the risk of side effects like excess sedation and dry eyes. Intermittent use of diphenhydramine however, even if you are taking Zyrtec daily for allergy prevention, may be ... Can i take nyquil and zyrtec at the same time, Answer. Thanks for reaching out to us. Yes, you could certainly take one antihistamine in the morning, and one in the evening, but you have to consider that all of the drugs you mentioned in your question (Claritin, Zyrtec, Allegra), are second-generation antihistamines, and can be dosed every 24 hours.. These antihistamines are available in …, There is probably no need to take them at the same time, say our pharmacist consultants. You don't need to and, if you do take both, you might get an overload of decongestant. But when suffering ..., If you take many medicines, your chances for this type of interaction increases. For example, taking two medicines that cause drowsiness at the same time can increase this side effect. Drug-food and drug-drink interactions: Food and drinks can change how medicines work or worsen side effects when they are combined. Examples …, Nov 23, 2021 · Since immediate-release Tylenol products have a duration of action of around four to six hours, you should separate it from NyQuil by at least this amount of time. Extended-release Tylenol products (e.g. Tylenol arthritis) last around eight hours per dose. Therefore, waiting around eight hours after taking extended-release Tylenol before taking ... , The typical Zyrtec dosage for adults is 10 mg once daily, taken around the same time each day. Adults ages 65 and older should only take 5 mg of Zyrtec per day. Different Zyrtec dosage forms may contain different amounts of cetirizine. Below, we’ve outlined the specific instructions for taking each dosage form., stomach upset or pain (more common with pyrilamine) unusual excitement, nervousness, restlessness, or irritability. unusual sleepiness, weakness or drowsiness, extreme tiredness. Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional., 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., A doctor has provided 1 answer. A member asked: I took a zyrtec (cetirizine) tablet an hour ago can i take a nyquil now? 5 doctors weighed in across 2 answers. A member asked: …, Zyrtec (cetirizine) Verapamil alcohol/food interactions. There are 3 alcohol/food interactions with verapamil. Verapamil disease interactions. There are 12 disease interactions with verapamil which ... assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction …, Can You Take Advil and Nyquil Together. It’s crucial to read the labels carefully and follow the recommended dosages for each medication. If you’re unsure or have any concerns about taking both Advil and Nyquil simultaneously, I highly recommend consulting with a healthcare professional who can provide personalized advice based on your specific …, The best medication for this while on Prozac is Acetaminophen. There are no known interactions between acetaminophen and Prozac (Fluoxetine). There are, however, known drug interactions with non-steroidal anti-inflammatory drugs (NSAIDs) like Ibuprofen, aspirin, and naproxen. Taking Prozac (Fluoxetine) with NSAIDs or aspirin can result in …, There are certain money skills everyone should have by the time they reach middle age. Check out this list of good skills to see how many you have. Part-Time Money® Make extra mone..., 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., Nov 1, 2021 ... Too often people with a cold skip this step and risk dehydration, which can lead to a much longer recovery time. ... safe to take ... take, such as ..., Also, because NyQuil contains acetaminophen (Tylenol), taking NyQuil with Tylenol Cold for example, is simply increasing your dosage of the medication. This is just another perfect breeding ground for an overdose., In general, you don't want to combine two products if they contain the same, or similar, drugs. Fortunately, DayQuil does not contain an antihistamine and is safe to take with Zyrtec (a second-generation antihistamine). There are some Zyrtec products and some DayQuil products that shouldn't be combined, however. For example, Zyrtec-D …, Certain dietary supplements, including multivitamins, can interfere with your body's ability to absorb, process or eliminate medications. For example, taking multiple blood thinners, such as vitamin E, aspirin and warfarin, may cause internal bleeding or even stroke. Vitamin supplements may interact with blood thinners too, according to the ..., Best Answer. Speaking from personal experience, the two don't mix well. Albuterol is a beta agonist (an upper) NyQuil contains a beta agonist, pseudoephedrine. Taking them at the same time will ..., Answer. Hello and thanks for reaching out! More than happy to answer your question. Yes, Zyrtec (cetirizine) and Mucinex (guaifenesin) may be taken together as there is no drug interaction between the two. In fact, both products are included in many different cough/cold formulas and have a synergistic effect when used together., Nov 15, 2022 · Can NyQuil and Zyrtec be taken at same time? ... Can you take nyquil night time cold and flu while on the depo shot? Nyquil night time cold and flu does not affect how well Depo Provera works ... , Jan 22, 2024 · No, it is not appropriate to take both NyQuil and DayQuil together or at the same time. This is because they both contain similar active ingredients and taking them both at the same time would result in an overdose and will cause disturbing side effects. However, you can take NyQuil and DayQuil on the same day. , Taking NyQuil with Zyrtec-D. NyQuil and Zyrtec-D both contain an antihistamine, Doxylamine and Cetirizine respectively (3,4). It is not recommended to take two antihistamines at the same time as one is usually enough to deal with your allergy symptoms. Taking two can increase the risk of additive side effects, like. Nausea. Drowsiness. Dizziness., Answer. Thanks for reaching out! Benzonatate (generic for Tessalon) can safely be taken with most other cough medications. It should be noted however, that for most cough medications, there is a lack of …, Benadryl is better at treating most allergy symptoms, such as runny nose and sneezing. Mucinex may be helpful if your allergies are causing a cough from postnasal drip. Mucinex has very few side effects. Benadryl often causes drowsiness, dry mouth, and constipation. You can take Mucinex and Benadryl at the same time if you need to., Timing lights are necessary to adjust the firing time of the ignition for the proper combustion of fuel. Fuel burns at a constant rate depending on compression in the engine. As th..., Summary: Drug interactions are reported among people who take Montelukast sodium and Nyquil. Common interactions among females include bronchitis and headache. Common interactions among males include rash and urticaria. The phase IV clinical study analyzes what interactions people have when they take Montelukast sodium and Nyquil together., Are amoxicillin and dayquil safe to take together? is it ok to take zyrtec (cetirizine) (antihistamine for allergies) and dayquil (cold/flu medicine) together?: Depends: If you are taking plain zyrtec (cetirizine) (antihistamine on., At a glance. Theraflu Nighttime products contain diphenhydramine, a sedating first-generation antihistamine. Since Zyrtec is also an antihistamine, taking both can increase the risk of side effects like excess sedation and dry eyes. Intermittent use of diphenhydramine however, even if you are taking Zyrtec daily for allergy prevention, …, Moderate. doxylamine cetirizine. Applies to: Vicks NyQuil Severe Cold & Flu (acetaminophen / dextromethorphan / doxylamine / phenylephrine) and Zyrtec (cetirizine) Using cetirizine together with doxylamine may increase side effects such as dizziness, drowsiness, and difficulty concentrating., If you take many medicines, your chances for this type of interaction increases. For example, taking two medicines that cause drowsiness at the same time can increase this side effect. Drug-food and drug-drink interactions: Food and drinks can change how medicines work or worsen side effects when they are combined. Examples …, When considering the use of both Motrin and Nyquil, it’s important to be aware of the potential interactions that may occur. Taking these medications together can have certain risks and complications that should not be overlooked. Here are a few key points to keep in mind: Increased Drowsiness and Dizziness: Both Motrin and Nyquil can cause ... , Yes, But: It's OK for a short while - if symptoms get worse or persist for over 7-10 days, you may have something more than a cold or the flu. If those happen, see you physician to have it checked out. Answered 3/16/2018. 3.4k views., The active ingredients in NyQuil are acetaminophen, dextromethorphan HBr and doxylamine succinate. NyQuil also contains a number of inactive ingredients.