The Difference Between Nyquil and Dayquil
Nyquil and Dayquil are both popular over-the-counter medications for the relief of cold and flu symptoms. Both are produced by Vicks, a well-known manufacturer of various health care products. While these medications seem similar at first glance, there are some essential differences that may affect which one is the best choice for you. In this article, we will look at the differences between Nyquil and Dayquil.
What is Nyquil?
Nyquil is a nighttime cold and flu relief medication. It contains a blend of ingredients that combine to reduce symptoms associated with the common cold or flu, such as cough, fever, sneezing, runny nose, and body aches. Nyquil’s active ingredients include acetaminophen, dextromethorphan, and doxylamine succinate. Unlike Dayquil, which is designed to be taken during the day, Nyquil is formulated to help you sleep by inducing drowsiness.
What is Dayquil?
Dayquil, as the name suggests, is a daytime cold and flu relief medication. It’s meant to be taken during the day when you need to stay alert and focused on your daily activities. Dayquil contains acetaminophen, dextromethorphan, and phenylephrine. Phenylephrine is a nasal decongestant that helps to relieve stuffy noses and sinus pressure.
The Key Differences Between Nyquil and Dayquil
The primary difference between Nyquil and Dayquil is their intended use. Nyquil is meant to be taken at night, as its active ingredient doxylamine succinate causes drowsiness. On the other hand, Dayquil is designed to be taken during the day when you need to stay alert and focused. Another significant difference between the two medications is the additional ingredient found in Dayquil, phenylephrine, which acts as a nasal decongestant. Nyquil does not contain this ingredient.
Additionally, Nyquil typically comes in a liquid form, while Dayquil is available in both a liquid and a caplet form. Nyquil also contains a slightly higher dose of acetaminophen than Dayquil.
Which One Should You Choose?
Choosing between Nyquil and Dayquil will depend on your symptoms and what time of day you plan to take the medication. If you’re experiencing cold or flu symptoms at night and need help sleeping, Nyquil may be the better option. If you have symptoms during the day and need to stay alert and focused, Dayquil may be the right choice for you.
It’s important to read the labels and follow the dosage instructions carefully for both medications to avoid potential side effects. As always, consult your doctor or pharmacist before taking any new medication, and never take more than the recommended dose.
Table difference between nyquil and dayquil
| Feature | NyQuil | DayQuil |
|---|---|---|
| Purpose | To relieve cold and flu symptoms, including coughing, congestion, and fever | To relieve cold and flu symptoms, including headaches, fever, coughing, and congestion, while providing a non-drowsy formula |
| Active ingredients | Acetaminophen, dextromethorphan HBr, and doxylamine succinate | Acetaminophen, dextromethorphan HBr, and phenylephrine HCl |
| Dosage | 30 mL every 6 hours | 30 mL every 4 hours |
| Side effects | Drowsiness, dizziness, blurred vision, dry mouth, and constipation | Nausea, stomach pain, loss of appetite, headache, and trouble sleeping |
| Age restrictions | Not recommended for children under 12 years old | Not recommended for children under 12 years old |