ZzzQuil - Better Sleep for All.

Don't take ZzzQuil every night. Talk with your doctor if you have questions about how long you can take ZzzQuil and at what dosage. In general, taking this medication only from time to time should keep side effects to a minimum. Talk to your doctor if you think this medication isn't helping you sleep.

Diphenhydramine also causes drowsiness, and can be used by adults and children 12 years of age and older who occasionally have trouble sleeping (insomnia). The effects of diphenhydramine can last for up to 6 hours. If you have trouble sleeping, do not take this medication for more than a few nights in a row.

From the trusted Sleep Experts at Vicks. ZzzQuil contains a non-habit-forming ingredient, Diphenhydramine HCI, that helps you get the sleep you need.

According to the lawsuit, lab testing revealed the products “were substantially (and seemingly randomly) overdosed” and “the true amount of melatonin was 150% to 164% of the amount claimed.” “P&G's labeling is false and misleading to consumers in multiple respects,” the lawsuit states.

The active ingredient in ZzzQuil is diphenhydramine, which is also the active ingredient in the allergy medication Benadryl. Diphenhydramine is an antihistamine that people commonly use to treat allergic reactions, itchiness, and hives.

This drug can often cause excitement in young children instead of drowsiness. Older adults may be more sensitive to the side effects of this drug, especially drowsiness, dizziness, confusion, constipation, or trouble urinating. Drowsiness, dizziness, and confusion can increase the risk of falling.

Taking diphenhydramine over a long period of time can actually predispose people to dementia. You should be careful not to use these types of medicines all the time in order to get good sleep.

To prevent motion sickness, take your dose 30 minutes before starting activity such as travel. To help you sleep, take your dose about 30 minutes before bedtime. If you continue to have difficulty sleeping for longer than 2 weeks, contact your doctor.

Diphenhydramine, which is the active ingredient in ZzzQuil, can cause side effects in some people. The most common side effects of diphenhydramine include : drowsiness. dizziness.

ZzzQuil is an over-the-counter nighttime sleep aid. The active ingredient in ZzzQuil is diphenhydramine, which is also the active ingredient in the allergy medication Benadryl.

This drug can often cause excitement in young children instead of drowsiness. Older adults may be more sensitive to the side effects of this drug, especially drowsiness, dizziness, confusion, constipation, or trouble urinating. Drowsiness, dizziness, and confusion can increase the risk of falling.