Nyquil vs. Sudafed PE Pressure and Pain: Important Differences and Potential Risks.

Key takeaways

Nyquil Cold and Flu (acetaminophen/dextromethorphan/doxylamine) and Sudafed PE Pressure and Pain (acetaminophen/phenylephrine) are both over-the-counter medications used to relieve symptoms of the common cold and flu, but they have different active ingredients and uses. Nyquil Cold and Flu combines a pain reliever, a cough suppressant, and an antihistamine, making it effective for treating symptoms like cough, sore throat, fever, runny nose, and sneezing. It can make you sleepy due to the antihistamine doxylamine. On the other hand, Sudafed PE Pressure and Pain includes a pain reliever and a decongestant, which helps with sinus congestion and pressure due to the common cold or seasonal allergies. Unlike Nyquil, Sudafed PE Pressure and Pain does not typically cause drowsiness and might even keep you awake because of the decongestant, phenylephrine. Both medications should be taken with caution to avoid overdose, especially since they both contain acetaminophen.

Nyquil Cold and Flu

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Sudafed PE Pressure and Pain

(acetaminophen / phenylephrine)

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Summary for Nyquil

Over-the-counter

Nyquil Cold and Flu is a combination medication containing acetaminophen (a pain reliever), dextromethorphan (a cough suppressant), and doxylamine (an antihistamine). It's used to treat cold and flu symptoms, like sore throat, fever, cough, runny nose, sneezing, and aches, in adults and children. Nyquil Cold and Flu is available as pills and a liquid. This medication can make you feel sleepy and dizzy as side effects.

Indications for Nyquil

Temporarily relieves common cold and flu symptoms, including:

Cough
Sore throat
Headache
Minor aches and pains
Fever
Runny nose
Sneezing

Pros and Cons for Nyquil

Pros

Available over the counter
Works within 30 minutes to relieve cold and flu symptoms
Available in capsules and a liquid
Combines three medications in one product for convenience
Available as a lower-cost generic

Cons

Needs to be taken multiple times per day
Can cause extreme sleepiness
More difficult to customize the dose since it's a fixed combination of three medications
Need to avoid alcohol while taking it
Not meant for long-term use

Common Side Effects for Nyquil

Sleepiness
Dizziness
Dry mouth

Warnings for Nyquil

Liver damage
Serotonin syndrome
Accidental overdose
Worsening of medical conditions
Allergic skin reactions

Summary for Sudafed PE Pressure and Pain

Over-the-counter

Sudafed PE Pressure and Pain is an over-the-counter, brand-name product containing two active ingredients: acetaminophen (an analgesic that relieves pain) and phenylephrine (a decongestant that clears the sinuses). This combination medication is also available as lower-cost generics and under other brand names, such as Tylenol Sinus Plus Headache. In general, it's used to relieve symptoms from allergies and the common cold, such as pain and nasal and sinus congestion. This medication can also lower fevers. The caplets are taken by mouth every 4 hours as needed. Side effects aren't common but can include headache and dizziness.

Indications for Sudafed PE Pressure and Pain

Short-term relief of allergy and common cold symptoms, such as sinus congestion and pressure, nasal congestion (stuffy nose), headache, and minor aches and pains
Short-term relief of fever

Pros and Cons for Sudafed PE Pressure and Pain

Pros

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

Cons

Might need to take every 4 hours to relieve symptoms
More difficult to customize the dose since it's a combination of two medications
Risk for liver damage if you take too much