
DayQuil NyQuil
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Prescription notice
Item may require a valid prescription. Please consult your doctor or pharmacist before using new medication.
Last updated 19/10/2025 at 07:28
Indication
- Headache - Fever - Sore throat - Minor aches and pains - Cough - Nasal congestion - Runny nose (NyQuil) - Sneezing (NyQuil) - Helps with sleep (NyQuil)
Ingredients
- Acetaminophen
- Dextromethorphan HBr
- Phenylephrine HCl (in DayQuil)
- Doxylamine Succinate (in NyQuil)
Direction
Take orally as directed on the label. DayQuil is for daytime use; NyQuil is for nighttime use, typically every 4-6 hours. Do not exceed recommended dosage in 24 hours.
Side effects
- Drowsiness (NyQuil)
- Dizziness
- Nausea
- Dry mouth (NyQuil)
- Upset stomach
- Nervousness (DayQuil)
- Sleeplessness (DayQuil)
Precautions
- Do not exceed recommended dose (acetaminophen overdose risk)
- Avoid alcohol (especially with NyQuil)
- May cause drowsiness (NyQuil)
- avoid driving/operating machinery
- Consult doctor for severe liver/kidney disease
- Caution with high blood pressure
- heart disease
- thyroid issues (DayQuil)
- Caution with glaucoma
- breathing problems (NyQuil)
- Avoid use with other acetaminophen
- containing products
- Avoid use with MAO inhibitors
Indication
- Headache - Fever - Sore throat - Minor aches and pains - Cough - Nasal congestion - Runny nose (NyQuil) - Sneezing (NyQuil) - Helps with sleep (NyQuil)
Ingredients
- Acetaminophen
- Dextromethorphan HBr
- Phenylephrine HCl (in DayQuil)
- Doxylamine Succinate (in NyQuil)
Direction
Take orally as directed on the label. DayQuil is for daytime use; NyQuil is for nighttime use, typically every 4-6 hours. Do not exceed recommended dosage in 24 hours.
Side effects
- Drowsiness (NyQuil)
- Dizziness
- Nausea
- Dry mouth (NyQuil)
- Upset stomach
- Nervousness (DayQuil)
- Sleeplessness (DayQuil)
Precautions
- Do not exceed recommended dose (acetaminophen overdose risk)
- Avoid alcohol (especially with NyQuil)
- May cause drowsiness (NyQuil)
- avoid driving/operating machinery
- Consult doctor for severe liver/kidney disease
- Caution with high blood pressure
- heart disease
- thyroid issues (DayQuil)
- Caution with glaucoma
- breathing problems (NyQuil)
- Avoid use with other acetaminophen
- containing products
- Avoid use with MAO inhibitors
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