Dayquil vs. Advil Congestion: Important Differences and Potential Risks.

Key takeaways

Acetaminophen/dextromethorphan/phenylephrine (Dayquil) and ibuprofen/phenylephrine (Advil Sinus Congestion and Pain) are both over-the-counter medications used to relieve symptoms of the common cold and flu, such as congestion and pain. However, they belong to different medication classes. Dayquil combines an analgesic, a cough suppressant, and a decongestant, while Advil Sinus Congestion and Pain combines a nonsteroidal anti-inflammatory drug (NSAID) and a decongestant. Dayquil is available in both pill and liquid forms, while Advil Sinus Congestion and Pain is available as tablets. You typically take Dayquil every 4 hours, while Advil Sinus Congestion and Pain is taken every 4 hours, with a maximum of 6 tablets per day. Common side effects of Dayquil include stomach upset and nervousness, whereas Advil Sinus Congestion and Pain can cause dizziness, stomach upset, and heartburn. Both medications should not be used with monoamine oxidase inhibitors (MAOIs) and should not be combined with alcohol.

Dayquil Cold and Flu

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Ibuprofen/phenylephrine

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Summary for Dayquil

Over-the-counter

Dayquil Cold and Flu is a combination of three active ingredients: acetaminophen (an analgesic), dextromethorphan (a cough suppressant), and phenylephrine (a decongestant). Dayquil Cold and Flu helps treat symptoms from the common cold and flu in adults and children. It can relieve stuffy nose, cough, sore throat, headache, aches, and fever. Besides Dayquil Cold and Flu, this medication is available under many other brand names and as a generic. It's available as pills and a liquid that's typically taken every 4 hours. Side effects aren't common but can include stomach upset and nervousness.

Indications for Dayquil

Short-term relief of symptoms from the common cold and flu:
- Minor aches and pains
- Headache
- Stuffy nose (nasal congestion)
- Cough
- Sore throat
- Fever

Pros and Cons for Dayquil

Pros

Can treat a wide variety of common cold or flu symptoms
More convenient to take three medications in a single dose
Available over the counter and as a lower-cost generic
Alcohol-free liquid forms of the medication are available

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, such as high blood pressure
Might not be the best choice for people who drink alcohol regularly

Common Side Effects for Dayquil

Warnings for Dayquil

Liver damage
Allergic skin reactions
Serotonin syndrome
Accidentally taking too much medication
Worsening of certain medical conditions

Summary for Advil Congestion

Over-the-counter

Ibuprofen/phenylephrine is a combination of two medications used to treat pain and congestion, which are symptoms of the common cold or flu. It's available over the counter (OTC) and as a lower-cost generic medication. Using it longer than recommended can put you at risk for side effects such as stomach bleeds.

Indications for Advil Congestion

Short-term relief of symptoms from the common cold or flu: headache, fever, sinus pressure, nasal congestion, minor body aches and pains
Lowers swelling in nasal passages
Improves freer breathing through the nose

Pros and Cons for Advil Congestion

Pros

Can treat a wide variety of common cold or flu symptoms
More convenient to take two medications in one pill
Available over the counter
Available as lower-cost generics

Cons

Needs to be taken every 4 hours
More difficult to customize the dose since ibuprofen/phenylephrine is a combination of two medications
Can cause stomach bleeding or stomach ulcers
Can't be used in children younger than 12 years old, right before or after heart surgery, or with current or recent (within the last 14 days) use of monoamine oxidase inhibitors (MAOIs)