How long can you take dayquil - So taking Dayquil after 3 to 4 hours is advisable if you have consumed alcohol. Swallowing chemicals during or after the consumption of alcohol is always hazardous, and it hurts one’s system. It is because the alcohol tends to react with the chemical medication immediately. Considering how a blend of chemicals might damage a body, this ...

 
To accurately determine how long each DayQuil formulation stays in your system, it is necessary to examine the elimination half-lives of the full set of ingredients. Below is a list of each ingredient with its respective elimination half-life. Acetaminophen: 1 to 4 hours. Dextromethorphan: 3 to 6 hours. Guaifenesin: ~1 hour.. Osrs shadow dungeon

There is no one definitive answer to the question of how long after drinking can you take Dayquil. The effects that alcohol has on the body vary depending on a person’s weight, age, sex, and general health. In general, alcohol is a depressant that slows down the central nervous system. ... Dayquil can be dangerous to take if you are also …NyQuil is a common over-the-counter medication which treats the symptoms of the flu, the common cold, and other similar illnesses and allergies. It is manufactured and sold by Vicks, a U.S. medicine company. NyQuil provides temporary relief for coughing, headaches, stuffy and runny nose, sore throat, fever, and sneezing.How long is DayQuil good for? DayQuil Cough can be taken every 6-8 hours. Q: How long does DayQuil last? A: DayQuil treats cold and flu symptoms for approximately four hours. DayQuil Cough provides up to 8 hours of cough relief.2 វិច្ឆិកា 2022 ... How long after DayQuil Can I drink alcohol? Even though drinking alcohol is not recommended while taking DayQuil, you can do so 4 to 6 hours ...How Long Does It Typically Take for DayQuil to Expire? Even though DayQuil is liquid, it is a shelf-stable product with a long expiration timeline. The average expiration timeline of DayQuil is two to three years, while the capsules can last for three years. Regardless of the expiration date, DayQuil can have a long shelf life or vice …A: Yes, DayQuil Cold & Flu Multi-Symptom Relief contains 325 mg of acetaminophen tabindex="0" aria-label="acetaminophen" per liquicap or 650 mg per liquid dose. Severe liver damage may occur if you: take more than the maximum number of doses on the package within 24 hours, take DayQuil with other drugs containing acetaminophen, consume three or ...Aug 29, 2020 · Since a law was passed in 1979, drug manufacturers are required to stamp an expiration date on their products. This is the date at which the manufacturer can still guarantee the full potency and safety of the drug. Most of what is known about drug expiration dates comes from a study conducted by the Food and Drug Administration at the request ... Dayquil is active in the system for 4-6 hours depending on individual health variables. While mixing alcohol and Dayquil is not advised; you could have a drink after 4-6 hours from your last Dayquil medication dosage. However, a single drink of alcohol can last in the body for 3 hours.Step 1: Open the pack. Step 2: Have a glass of water with you. Step 3: Vicks Dayquil LiquiCaps dosage recommendations include: Adults and children (of age 12+) should take only 2 caps of Dayquil LiquiCaps every 4 hours. Children between the age 6 and 12 should take only 15 ml or 1 tablespoon of Dayquil Liquid every 4 hours.Doctors don’t recommend drinking while taking DayQuil, but 4 to 6 hours after your last dose, most agree it is safer to consume. However, the effects of a single …2 វិច្ឆិកា 2022 ... How long after DayQuil Can I drink alcohol? Even though drinking alcohol is not recommended while taking DayQuil, you can do so 4 to 6 hours ...The phase IV clinical study analyzes what interactions people who take Excedrin and Dayquil have. It is created by eHealthMe based on reports of 24 people who take Excedrin and Dayquil from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions. Phase IV trials are used to detect adverse drug ...DayQuil is an over-the-counter (OTC) medication that treats cold and flu symptoms. Common side effects of DayQuil include dizziness, nausea, and upset stomach. However, most people are able to take DayQuil without experiencing side effects. When they occur, most of DayQuil’s side effects go away on their own or are easy to manage.Dec 24, 2022 · Decongestants can pose a risk to people living with a thyroid disorder, such as an overactive thyroid ( hyperthyroidism ) or an underactive thyroid ( hypothyroidism ). This is because ingredients like pseudoephedrine can affect the blood vessels throughout the body. Some drugs may interact with your thyroid medication. Drug interactions are reported among 8 people who take Lorazepam and Dayquil. Common interactions include nasopharyngitis among females, and cardiac enzymes increased among males. The phase IV clinical study analyzes what interactions people who take Lorazepam and Dayquil have. It is created by eHealthMe based on reports from the FDA, and is ...Sep 16, 2021 · Also, it’s probably best to avoid drinking alcohol when taking any cold or flu medications. Alcohol can increase the effect of ingredients like dextromethorphan, and it can compound the sedative effect of antihistamines. Plus, many cold meds contain acetaminophen which could potentially lead to liver damage if mixed with alcohol. Jun 28, 2023 · The effects of Dayquil can last for 4-6 hours. But it varies based on personal health factors. It’s not recommended to mix alcohol and Dayquil. If you’ve taken Dayquil earlier, you may have a drink after 4-6 hours. Remember that alcohol can linger in the body for up to 3 hours. Taking Dayquil after consuming alcohol is not recommended. DayQuil Cold & Flu High Blood Pressure Liquid Medicine provides maximum strength relief for your worst cold & flu symptoms in a non-drowsy formula so you can get on with your day. DayQuil High Blood Pressure is sugar free and alcohol free. DayQuil High Blood Pressure is also decongestant free, unlike some ordinary cold medicines. Helps treat ... Symptom relief with Nyquil lasts for about 6 hours after a dose, so you will need to take Nyquil every 6 hours if you want to maintain consistent symptom relief. Drowsiness or dizziness caused by an ingredient contained in some Nyquil preparations called doxylamine may persist for longer, sometimes up to 8 hours.It takes Adderall to start working between 20-30 minutes and for DayQuil 15-20 minutes. Created for people with ongoing healthcare needs but benefits everyone. Learn how we can help. Answered May 19, 2021. Thank.How Long After Taking Dayquil Can You Drink Alcohol? It is safest to wait a minimum of four and up to six hours after taking one dose of Dayquil to start drinking alcohol. However, it is even safer to wait at least twenty-four hours, as that gives the body more than enough time to process the Dayquil and allow it to exit the system.– WebMD Do not take more pseudoephedrine than recommended. Caffeine can increase the side effects of this medication. Avoid drinking large amounts of beverages … Take this medication by mouth with or without food, usually every 4 to 6 hours, as directed by the product package or by your doctor. Do not take more than 4 doses in a day.How is this medicine (DayQuil) best taken? If you take DayQuil (acetaminophen, dextromethorphan, and pseudoephedrine liquid) on a regular basis, take a missed …NyQuil does expire and you should not use it past its expiration date printed on the label. The ingredients may have degraded and it may not be safe or effective. Many factors can affect the stability of a medicine, including heat, humidity, light, presence of preservatives, and other factors. Even though a product may contain a preservative ...At the same time, he or she may take a dose of DayQuil® for relief of their cold and flu symptoms. He or she has now taken almost half the maximum daily dose of acetaminophen in a matter of seconds. If this person continues to take the medicines throughout the day at recommended intervals, he or she could easily find themselves in …Exact Answer: 7 – 8 Hours. Zyrtec is an antihistamine that reduces the effects of the natural chemical histamine in the body. Histamine produces symptoms like sneezing, itching. watery eyes and runny nose. Zyrtec can be used in children and adults to treat allergy symptoms of sneezing and itching caused by histamine.DayQuil can generally be taken every 4 hours as needed, up to 4 times a day. Some products aren’t suitable for children under 12 years old. DayQuil is available OTC as a brand-name medication. But you can also find it as a lower-cost generic. GoodRx can help make your prescription more affordable. Find savings on related medications:Jan 5, 2010 · mitjason 5 Jan 2010. Yes. It's every 4 hours but not to exceed 6 capsules a day or 6 doses of the liquid NyQuil per day. Hope this helps! +0. TI. tiff123 5 Jan 2010. Thank you. I left the package at home and am beginning to feel desperate for the next dose. Also, it’s probably best to avoid drinking alcohol when taking any cold or flu medications. Alcohol can increase the effect of ingredients like dextromethorphan, and it can compound the sedative effect of antihistamines. Plus, many cold meds contain acetaminophen which could potentially lead to liver damage if mixed with alcohol.29 វិច្ឆិកា 2015 ... Knowing the elimination half-lives of DayQuil ingredients, we can estimate that formulations containing dextromethorphan may take the longest to ...Availability Available See GoodRx coupons warning Are you looking for information on NyQuil Cold and Flu (acetaminophen / dextromethorphan / doxylamine) …Sep 6, 2023 · Common side effects of DayQuil Severe Cold and Flu may include: dizziness, weakness; mild headache; mild nausea, diarrhea, upset stomach; dry mouth, nose, or throat; feeling nervous, restless, irritable, or anxious; or. sleep problems ( insomnia ). This is not a complete list of side effects and others may occur. The effects of Dayquil can last for 4-6 hours. But it varies based on personal health factors. It’s not recommended to mix alcohol and Dayquil. If you’ve taken Dayquil earlier, you may have a drink after 4-6 hours. Remember that alcohol can linger in the body for up to 3 hours. Taking Dayquil after consuming alcohol is not recommended.18 – 72 Hours. Continued nausea, vomiting, and abdominal pain. 72 – 96 Hours. One should never take Tylenol and Nyquil together as both products contain acetaminophen as their active ingredient. If both are consumed at the same time, the acetaminophen in them might mix and could exceed the allowable daily dose, causing a …dextromethorphan food. Applies to: Vicks Dayquil Cold & Flu Relief (acetaminophen / dextromethorphan / 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.8 ធ្នូ 2015 ... Do not use this medicine if you have taken an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors ...2 វិច្ឆិកា 2022 ... How long after DayQuil Can I drink alcohol? Even though drinking alcohol is not recommended while taking DayQuil, you can do so 4 to 6 hours ...The phase IV clinical study analyzes what interactions people who take Synthroid and Dayquil have. It is created by eHealthMe based on reports of 36 people who take Synthroid and Dayquil from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions. Phase IV trials are used to detect adverse ...A: DayQuil can be taken every four hours. Do not exceed four doses within 24 hours. DayQuil Cough can be taken every 6-8 hours. Q: How long ...Taking Aleve and DayQuil together is considered safe, but taking hydrocodone/APAP 7.5/325 mg with DayQuil increases the risk of acetaminophen overdose and serious liver damage. In most cases, you should separate the dosing of products that contain acetaminophen to avoid taking too much at one time, or during one day.It is generally recommended to wait at least four hours after taking Sudafed before taking Dayquil. Additionally, it is important to consider any pre-existing conditions and other medications being taken, and to consult a doctor before taking both medications. By following these guidelines, you can help to ensure safe and effective use of both ...27 មករា 2016 ... But a small portion of the drug is converted to a byproduct that is toxic to the liver cells. If you take too much acetaminophen — all at once ...Vicks DayQuil is an over-the-counter combination medication product used for the temporary relief of common cold and flu symptoms. DayQuil is available in ...NyQuil does expire and you should not use it past its expiration date printed on the label. The ingredients may have degraded and it may not be safe or effective. Many factors can affect the stability of a medicine, including heat, humidity, light, presence of preservatives, and other factors. Even though a product may contain a preservative ...1 Use Dayquil to relieve cold and flu symptoms. Have a dose of DayQuil to quickly relieve annoying symptoms like congestion and cough. Since it's a daytime formula, you don't have to worry about the medicine making you drowsy. DayQuil can help with: [2] Nasal congestion Coughing (but not if you have coughing with lots of mucus) Sore throat Headache15 ធ្នូ 2020 ... Tell your doctor if you or anyone in your family drinks or has ever drunk large amounts of alcohol, uses or has ever used street drugs, or has ...Jan 5, 2010 · mitjason 5 Jan 2010. Yes. It's every 4 hours but not to exceed 6 capsules a day or 6 doses of the liquid NyQuil per day. Hope this helps! +0. TI. tiff123 5 Jan 2010. Thank you. I left the package at home and am beginning to feel desperate for the next dose. How long does it take for DayQuil to wear off? DayQuil Cough can be taken every 6-8 hours. Q: How long does DayQuil last? A: DayQuil treats cold and flu symptoms for approximately four hours. DayQuil Cough provides up to 8 hours of cough relief.A: DayQuil is a line of over-the-counter medication that treats daytime symptoms of the cold and flu, which can include nasal congestion, cough, headache, minor aches and pains, fever and sore throat. Q: How often can you take DayQuil? A: DayQuil can be taken every four hours. Do not exceed four doses within 24 hours.DayQuil can be taken on an empty stomach, but may cause slight nausea. Consuming a light snack like crackers or toast before taking DayQuil can help prevent stomach discomfort. It’s important to adhere to the recommended dosage and timing instructions when dosing DayQuil to avoid side effects. Eating something small like …Let’s explore whether it’s possible to take these two over-the-counter remedies simultaneously. Taking both DayQuil and Mucinex is generally considered safe as long as you follow the recommended dosages and guidelines. However, it’s important to be aware of the active ingredients in each medication and how they may interact with …In this blog post, we will explore the effects of Dayquil on alcohol consumption and discuss the potential risks involved. It is important to note that combining Dayquil with alcohol can have adverse effects on the body. Both Dayquil and alcohol are processed by the liver, and consuming them together can put excessive strain on this …Aug 3, 2023 · How Long After Taking DayQuil Can You Drink Alcohol? A person should wait 4-6 hours after taking DayQuil to drink alcohol safely. Consult a healthcare professional or the medication label for personalized instructions, as interactions vary based on individual factors. What they found from the study is 90\% of more than 100 drugs, both prescription and over-the-counter, were perfectly good to use even 15 years after the expiration date. So, the expiration date doesn’t really indicate a point at which the medication is no longer effective or has become unsafe to use.Oct 10, 2023 · Some patients take the Nyquil dose merely 4 hours after the Dayquil dose is ingested. Although this lower limit is considered to be within the safety window, it is always advisable to choose a median time frame- i.e. 5 hours in this case- to re-dose yourself. The chemical composition of both the drugs is so similar that it can affect the ... DayQuil Cold & Flu High Blood Pressure Liquid Medicine provides maximum strength relief for your worst cold & flu symptoms in a non-drowsy formula so you can get on with your day. DayQuil High Blood Pressure is sugar free and alcohol free. DayQuil High Blood Pressure is also decongestant free, unlike some ordinary cold medicines. Helps treat …NyQuil: Liver warning: This product contains acetaminophen. Severe liver damage may occur if you take: more than 4 doses 24 hours, which is the maximum ...DayQuil is an over-the-counter (OTC) medication that treats cold and flu symptoms. Common side effects of DayQuil include dizziness, nausea, and upset stomach. However, most people are able to take DayQuil without experiencing side effects. When they occur, most of DayQuil’s side effects go away on their own or are easy to manage.A: DayQuil is a line of over-the-counter medication that treats daytime symptoms of the cold and flu, which can include nasal congestion, cough, headache, minor aches and pains, …To determine exactly how long each Day Quil formula stays in your body, you need to study the half-life of the full set of ingredients. Below is a list of each ingredient with their respective half-life. Acetaminophen: 1 to 4 hours. Dextromethorphan: 3 to 6 hours. Guaifenesin: ~1 hour.28 កុម្ភៈ 2022 ... Dayquil can be taken every 4 hours. Do not exceed 4 doses within 24 hours. · Dayquil Cough can be taken every 6-8 hours. · Dayquil treats cold and ...Cons. • Might need to take as often as every 4 hours to relieve symptoms. • More difficult to customize the dose since Dayquil Cold and Flu is a fixed combination of three medications. • Might not be the best choice for people with certain medical conditions, or people who drink alcohol regularly. Pros. • Works within 30 minutes for cough.Step 1: Open the pack. Step 2: Have a glass of water with you. Step 3: Vicks Dayquil LiquiCaps dosage recommendations include: Adults and children (of age 12+) should take only 2 caps of Dayquil LiquiCaps every 4 hours. Children between the age 6 and 12 should take only 15 ml or 1 tablespoon of Dayquil Liquid every 4 hours. Yes, you can take Excedrin Migraine and Imitrex within 12 hours. You can even take them at the same time. Excedrin Migraine contains acetaminophen (Tylenol), aspirin, and caffeine.DayQuil is an over-the-counter (OTC) medication that treats cold and flu symptoms. Common side effects of DayQuil include dizziness, nausea, and upset stomach. However, most people are able to take DayQuil without experiencing side effects. When they occur, most of DayQuil's side effects go away on their own or are easy to manage.How Long After Taking Dayquil Can I Drink Coffee According to the directions on the Dayquil packaging, you should wait four hours after taking the medicine before drinking coffee. However, this is only a general guideline, and your body may metabolize the medication differently.How long should I wait to take Tylenol after Dayquil? It is generally recommended to wait at least four to six hours after taking Dayquil before consuming Tylenol. This interval allows your body …If you take too much—all at once or over a period of days—more toxin can build up than the body can handle. For the average healthy adult, the generally recommended maximum daily dose is no more than 4,000 milligrams (mg) from all sources. But in some people, doses close to the 4,000 mg daily limit for adults could still be toxic …StephanieAlice 6 Dec 2014. The bottle I have says you shouldn't take it more than 7 days, but on a few occasions, I've taken it for 10 days without any problems. +0. dayquil, nyquil, cold symptoms, sleep, dosage, doctor, throat, virus.How long is DayQuil good for? DayQuil Cough can be taken every 6-8 hours. Q: How long does DayQuil last? A: DayQuil treats cold and flu symptoms for approximately four hours. DayQuil Cough provides up to 8 hours of cough relief.Zyrtec (cetirizine) and Dayquil may be safely taken together as there is no drug interaction between the two medications. It is important to emphasize that it is always a good idea to look at the labels of the over-the-counter cough/cold products you are looking to take as many of them include multiple ingredients.29 វិច្ឆិកា 2015 ... Knowing the elimination half-lives of DayQuil ingredients, we can estimate that formulations containing dextromethorphan may take the longest to ...Published May 13, 2022 Last updated Oct 12, 2023 Key points DayQuil and NyQuil can be taken on the same day, but should not be taken at the same time as they share some of the same drugs (acetaminophen, dextromethorphan) The short answer here is that you can take them Nyquil & Dayquil together, but not at the same time.Let’s explore whether it’s possible to take these two over-the-counter remedies simultaneously. Taking both DayQuil and Mucinex is generally considered safe as long as you follow the recommended dosages and guidelines. However, it’s important to be aware of the active ingredients in each medication and how they may interact with …Nov 18, 2018 · How Fast DayQuil Works. DayQuil will begin to work 15 to 30 minutes after taking a dose. As DayQuil contains 3 different active ingredients, how quickly you will feel the of effects each will vary, although only slightly. Acetaminophen, an analgesic, has an onset of action of 15-20 minutes, but peak effects occur within 30 to 60 minutes. This combination medication is used to temporarily relieve symptoms caused by the common cold, flu, allergies, or other breathing illnesses (such as sinusitis, bronchitis ). Antihistamines help ... NyQuil is a common over-the-counter medication which treats the symptoms of the flu, the common cold, and other similar illnesses and allergies. It is manufactured and sold by Vicks, a U.S. medicine company. NyQuil provides temporary relief for coughing, headaches, stuffy and runny nose, sore throat, fever, and sneezing.Step 1: Open the pack. Step 2: Have a glass of water with you. Step 3: Vicks Dayquil LiquiCaps dosage recommendations include: Adults and children (of age 12+) should take only 2 caps of Dayquil LiquiCaps every 4 hours. Children between the age 6 and 12 should take only 15 ml or 1 tablespoon of Dayquil Liquid every 4 hours.Answer. It is not safe to take ZzzQuil with NyQuil as both contain sedating "first generation" antihistamines. Using both together would be considered a therapeutic duplication and can increase the risk of side effects. ZzzQuil contains diphenhydramine, the same active ingredient in Benadryl. NyQuil contains doxylamine, also a sedating "first ...It is recommended to wait for 4-6 hours after taking Dayquil before consuming alcohol, although it is always best to check with the doctor or read the label …Step 1: Open the pack. Step 2: Have a glass of water with you. Step 3: Vicks Dayquil LiquiCaps dosage recommendations include: Adults and children (of age 12+) should take only 2 caps of Dayquil LiquiCaps every 4 hours. Children between the age 6 and 12 should take only 15 ml or 1 tablespoon of Dayquil Liquid every 4 hours. Feb 14, 2022 · NyQuil does expire and you should not use it past its expiration date printed on the label. The ingredients may have degraded and it may not be safe or effective. Many factors can affect the stability of a medicine, including heat, humidity, light, presence of preservatives, and other factors. Even though a product may contain a preservative ... Children under 12 years of age should not take ZzzQuil. Q: How long does ZzzQuil last? A: There are many factors that could influence how long ZzzQuil lasts. It is recommended that you take ZzzQuil when you have adequate time to get a full night’s sleep (about eight hours). Q: Can I take ZzzQuil every night?Take a steamy shower. A steamy shower can help break up mucus. Take a nasal spray. If your congestion is so bad that you need something stronger, a nasal spray might be helpful. You can try Afrin or Sinex for relief. Just make sure you don’t take it more than 3 days in a row to avoid rebound congestion.

11 មករា 2021 ... Dayquil and Nyquil both contain acetaminophen, so if you take additional acetaminophen on top of that you can damage your liver. Advil .... Xiv quick launcher

how long can you take dayquil

Ask your doctor for the correct dosage for children ages 4 to 5 years, and don’t give DayQuil to children who are younger than 4 years. If your symptoms don’t improve or if they get worse after...The phase IV clinical study analyzes what interactions people who take Motrin and Dayquil have. It is created by eHealthMe based on reports of 35 people who take Motrin and Dayquil from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions. Phase IV trials are used to detect adverse drug ...The phase IV clinical study analyzes what interactions people who take Valium and Dayquil have. It is created by eHealthMe based on reports of 9 people who take Valium and Dayquil from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions. Phase IV trials are used to detect adverse drug ...How long after taking Dayquil can you drink? The answer to this question is it depends. Dayquil is a medication that is used to treat the symptoms of the common cold and flu. It is a combination of two medications, acetaminophen and dextromethorphan. Acetaminophen is a pain reliever and dextromethorphan is a cough suppressant. Both of …Key points. DayQuil should not be combined with Tylenol as both contain the same drug, acetaminophen. Taking DayQuil and Tylenol together could result in an overdose of acetaminophen, which could cause serious side effects. Dosing of DayQuil and Tylenol should be separated by at least four to six hours. Thanks for reaching out to us!The effects of Dayquil can last for 4-6 hours. But it varies based on personal health factors. It’s not recommended to mix alcohol and Dayquil. If you’ve taken Dayquil earlier, you may have a drink after 4-6 hours. Remember that alcohol can linger in the body for up to 3 hours. Taking Dayquil after consuming alcohol is not recommended.Drug interactions are reported among 8 people who take Lorazepam and Dayquil. Common interactions include nasopharyngitis among females, and cardiac enzymes increased among males. The phase IV clinical study analyzes what interactions people who take Lorazepam and Dayquil have. It is created by eHealthMe based on reports from the FDA, and is ...2. Choose a liquid or capsule form of DayQuil. The medication comes in two convenient forms. The capsules are great if you’re on the go, since you can easily drop a pack in a bag or your pocket. Some people find the liquid form easier to take, however. Either form can be found in any pharmacy. [3] 3.Gelatin Glycerin Polyethylene glycol Povidone Propylene glycol Purified water Sorbitol special Titanium dioxide Again, inactive ingredients may differ based on the specific formulation. Recommended Dosage of DayQuil The dosage of DayQuil varies by formulation.Do not exceed four doses within 24 hours. DayQuil Cough can be taken every 6-8 hours. Q: How long does DayQuil last? A: DayQuil treats cold and flu symptoms for approximately four hours. DayQuil Cough provides up to 8 hours of cough relief. Q: How long does it take for DayQuil to work?Apr 20, 2022 · DayQuil is an over-the-counter (OTC) medication that treats cold and flu symptoms. Common side effects of DayQuil include dizziness, nausea, and upset stomach. However, most people are able to take DayQuil without experiencing side effects. When they occur, most of DayQuil’s side effects go away on their own or are easy to manage. So, is it? Oh, and I'm allergic to most antibiotics, so my doctor said I'm better off not messing with them. Answer this question Answers ST StephanieAlice 6 Dec 2014 The bottle I have says you shouldn't take it more than 7 days, but on a few occasions, I've taken it for 10 days without any problems. +0Hello and thank you for your question! Yes, you can take Benadryl (diphenhydramine) and Dayquil together as they do not interact. However, most people take Dayquil to alleviate cough/cold symptoms without sedation, and taking Benadryl would defeat that purpose (since Benadryl tends to cause drowsiness)..

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