skip to main content
ZzzQuil Liquid Sleep-Aid
Add some Zzz’s to your night with ZzzQuil Liquid Sleep-Aid



A Beautiful Night’s Sleep Awaits

When you’re having trouble getting that sound sleep your internal clock craves, add some Zzz’s to your night with ZzzQuil™. This non-habit-forming sleep-aid helps you get some shut-eye, so you can wake up feeling refreshed. Available in warming berry flavor.

Also available in LiquiCaps® LiquiCaps®
  • for the relief of occasional sleeplessness
  • reduces time to fall asleep if you have difficulty falling asleep
Ratings Summary
Standard Sizes
FL OZ (177 ml),
12  FL OZ (354 ml),
TWIN 12  FL OZ (354 ml)
  • take only one dose per day (24 hours)—see Overdose warning
  • use dose cup or tablespoon
Direction Details
adults & children 12 yrs & over: 30 mL (2 tablespoons) at bedtime if needed or as directed by a doctor
children under 12 yrs: Do not use
Active Ingredients (in each 30 mL dose cup or 2 tablespoons)

Diphenhydramine HCl 50 mg

Inactive Ingredients

Alcohol, Citric Acid, FD&C Blue No. 1, FD&C Red No. 40, Flavor, High Fructose Corn Syrup, Polyoxyl 40 Stearate, Propylene Glycol, Purified Water, Saccharin Sodium, Sodium Benzoate, Sodium Citrate

Other Information
  • each 30 mL dose (2 tablespoons) contains: sodium 23 mg
  • store at room temperature
  • protect from light. Does not meet USP <671>.
Do not use
  • for children under 12 years of age
  • with any other product containing diphenhydramine, even one used on skin
  • with other drugs that cause drowsiness such as antihistamines and nighttime cold/flu products
  • Do not use with NyQuil®
Ask a doctor before use if you have
  • a breathing problem such as asthma, emphysema, or chronic bronchitis
  • glaucoma
  • difficulty in urination due to enlargement of the prostate gland
  • heart disease
Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers or any other sleep-aid.

When using this product
  • avoid alcoholic beverages and other drugs that cause drowsiness
  • drowsiness will occur
  • be careful when driving a motor vehicle or operating machinery
Stop use and ask a doctor if sleeplessness persists continuously for more than two weeks. Insomnia may be a symptom of serious underlying medical illness.
If pregnant or breast-feeding, ask a health professional before use.
Keep out of reach of children.
Overdose warning: Taking more than directed can cause serious health problems. In case of overdose, get medical help or contact a Poison Control Center right away.
Tamper evident: Do not use if printed shrinkband is missing or broken.
Questions? Call 1-877-881-5813.

What is Diphenhydramine?

Diphenhydramine HCl
(50 mg)
is the active ingredient in ZzzQuil Sleep-Aid. Basically, it's a big word for a small compound that helps you sleep.

Read more More
Buy Online
Find a Store