Compare Theraflu Daytime Severe Cold And Cough vs. Dayquil Cold And Flu

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Theraflu Daytime Severe Cold And Cough
(acetaminophen / dextromethorphan / phenylephrine)

Dayquil Cold And Flu
(acetaminophen / phenylephrine / dextromethorphan)

Relieves cold and flu symptoms. Theraflu Daytime Severe Cold And Cough (Acetaminophen / Dextromethorphan / Phenylephrine) is good for treating multiple cold and flu symptoms, but it's more medicine than you need if you only have one symptom.Relieves cold and flu symptoms. Dayquil Cold And Flu (Acetaminophen / Phenylephrine / Dextromethorphan) is a useful combination medicine that relieves cold and flu symptoms, but make sure you really need all of its ingredients.
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Have you used Theraflu Daytime Severe Cold And Cough (acetaminophen / dextromethorphan / phenylephrine)?
Worth itNot sureNot worth it
Reviews for Dayquil Cold And Flu
81%
-14% worse vs. Theraflu Daytime Severe Cold And Cough
38%
-5% worse vs. Theraflu Daytime Severe Cold And Cough
5%
-12% worse vs. Theraflu Daytime Severe Cold And Cough
1034 reviews
Have you used Dayquil Cold And Flu (acetaminophen / phenylephrine / dextromethorphan)?
Worth itNot sureNot worth it
Side effects
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu

We haven’t found good data for Theraflu Daytime Severe Cold And Cough side effects.

FDA side effect reports for Theraflu Daytime Severe Cold And Cough »

We haven’t found good data for Dayquil Cold And Flu side effects.

FDA side effect reports for Dayquil Cold And Flu »
How it works
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
Theraflu Daytime Severe Cold And Cough (Acetaminophen / Dextromethorphan / Phenylephrine) is a combination medicine that treats cold and flu symptoms. Acetaminophen relieves pain and reduces fever. Dextromethorphan is a cough suppressant. Phenylephrine is a decongestant that clears your sinuses.Dayquil Cold And Flu (Acetaminophen / Phenylephrine / Dextromethorphan) is a combination medicine that treats cold and flu symptoms. Acetaminophen relieves pain and reduces fever. Dextromethorphan is a cough suppressant. Phenylephrine is a decongestant that clears your sinuses.
Type of medication
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
Over-the-counterOver-the-counter
Available as
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • Powder
  • Pill
  • Liquid
Used for
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
Risk factors for serious side effects
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • Drinking more than 3 alcoholic beverages a day
  • Taking with other Tylenol-containing medicines
  • History of liver disease
  • History of chronic obstructive pulmonary disease (COPD)
  • History of smoking
Detailed Theraflu Daytime Severe Cold And Cough (acetaminophen / dextromethorphan / phenylephrine) risks & warnings »
  • Drinking more than 2 alcoholic beverages a day
  • Taking with other Tylenol-containing medicines
  • History of liver disease
  • History of high blood pressure
  • Taking MAO inhibitors
Detailed Dayquil Cold And Flu (acetaminophen / phenylephrine / dextromethorphan) risks & warnings »
Pregnancy

The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.

The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.

Food
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • Theraflu Daytime Severe Cold And Cough (Acetaminophen / Dextromethorphan / Phenylephrine) contains aspartame (phenylalanine). People who have phenylketonuria (PKU) can't break down the amino acid phenylalanine. It builds up and causes serious medical problems. If you have PKU, don't use this product.
No food related info.
Kidneys and liver
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • To avoid hurting your liver, you have to keep track of the total amount of acetaminophen (APAP) you're taking since it's a very common ingredient in pain and cold/flu combination medicines.
  • To avoid hurting your liver, you have to keep track of the total amount of acetaminophen (APAP) you're taking since it's a very common ingredient in pain and cold/flu combination medicines.
Pain
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • The pain reliever (acetaminophen) is easier on your stomach and has fewer drug interactions than other pain medications like aspirin or ibuprofen.
  • The pain reliever (acetaminophen) is easier on your stomach and has fewer drug interactions than other pain medications like aspirin or ibuprofen.
Upsides and benefits
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • Theraflu Daytime Severe Cold And Cough (Acetaminophen / Dextromethorphan / Phenylephrine) is a combination medicine that relieves multiple cold and flu symptoms. It's good to use if you have a stuffy nose, a cough, fever, and pain.
  • Since you're taking this with water, it can help you stay hydrated.
  • The decongestant (phenylephrine) has fewer side effects than other decongestants like pseudoephedrine. It doesn't raise your blood pressure and heart rate as much, or cause as much trouble falling asleep.
  • The pain reliever (acetaminophen) is easier on your stomach and has fewer drug interactions than other pain medications like aspirin or ibuprofen.
  • Dayquil Cold And Flu (Acetaminophen / Phenylephrine / Dextromethorphan) is a combination medicine that relieves multiple cold symptoms. It's good to use if you have a stuffy nose, a cough, fever, and pain.
  • The decongestant (phenylephrine) has fewer side effects than other decongestants like pseudoephedrine. It doesn't raise your blood pressure and heart rate as much, or cause as much trouble falling asleep.
  • The pain reliever (acetaminophen) is easier on your stomach and has fewer drug interactions than other pain medications like aspirin or ibuprofen.
Downsides and risks
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • If you don't really need all of the medications in this combination, you're taking extra medicine and might have extra side effects for no reason.
  • Phenylephrine doesn't last as long as other decongestants like pseudoephedrine.
  • You shouldn't use it if you have high blood pressure.
  • To avoid hurting your liver, you have to keep track of the total amount of acetaminophen (APAP) you're taking since it's a very common ingredient in pain and cold/flu combination medicines.
  • If you don't really need all of the medications in this combination, you're taking extra medicine and might have extra side effects for no reason.
  • Phenylephrine doesn't last as long as other oral decongestants like pseudoephedrine.
  • You shouldn't use it if you have high blood pressure.
  • To avoid hurting your liver, you have to keep track of the total amount of acetaminophen (APAP) you're taking since it's a very common ingredient in pain and cold/flu combination medicines.
Tips from our pharmacists for people taking the medication
Theraflu Daytime Severe Cold And CoughDayquil Cold And Flu
  • Starts working in about 30 minutes.
  • Dissolve 1 packet in a cup of hot water and use every 4 hours as needed. Don't use more than 5 packets in 24 hours.
  • Phenylephrine, the decongestant, can make you restless, so don't take it too close to bedtime.
  • Contains acetaminophen, also known as Tylenol or APAP. Taking too much can cause liver failure and death. Don't take more than what's recommended on the package or with other Tylenol-containing products.
  • Let your doctor know if your symptoms don't improve in a few days.
  • Phenylephrine, the decongestant, can make you restless, so don't take it too close to bedtime.
  • If you get the liquid form, use the dosing cup to measure the exact amount of medicine you need.
  • Follow age-specific dosing instructions on how much to take.
  • Contains acetaminophen, also known as Tylenol or APAP. Taking too much can cause liver failure and death. Don't take more than what's recommended on the package or with other Tylenol-containing products.
  • Let your doctor know if your symptoms don't improve in a few days, or if you have a really bad sore throat with a fever, headache, nausea, or vomiting.
Learn more
More about Theraflu Daytime Severe Cold And CoughSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Theraflu Daytime Severe Cold And Cough (acetaminophen / dextromethorphan / phenylephrine)?
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More about Dayquil Cold And FluSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Dayquil Cold And Flu (acetaminophen / phenylephrine / dextromethorphan)?
Worth itNot sureNot worth it