How long does it take for Unisom SleepMelts to work?
When a stressful day gets in the way of a restful night, you need something that can help you fall asleep and wake up refreshed. Unisom SleepMelts quickly melt away to help with your restless nights. The over-the-counter sleep-aids dissolve on your tongue in just 30 seconds – no water required.
How many Unisom SleepMelts can I take?
Directions: Adults and children 12 years of age and over: 2 tablets (25 mg each) at bedtime if needed, or as directed by a doctor.

How fast does Unisom put you to sleep?
Doxylamine (Unisom SleepTabs) starts to work within 30 minutes, and the effects last up to 6 hours.
Does Unisom Sleepmelts help with nausea?
It is also used to prevent and treat nausea, vomiting and dizziness caused by motion sickness.

Which Unisom is best for morning sickness?
Doxylamine is often sold over-the-counter as Unisom, a sleep aid, and this medication is what most OB/GYNs recommend you purchase to treat morning sickness.
What are the long term side effects of Unisom?
The most commonly reported side effects included somnolence, dizziness, and incoordination.
- Nervous system. Common (1% to 10%): Sedation/somnolence/sleepiness, drowsiness, unsteadiness, dizziness, headache, attention disturbance.
- Gastrointestinal.
- Other.
- Psychiatric.
- Cardiovascular.
- Hematologic.
- Hypersensitivity.
Is Unisom addictive?
Regarding over-the-counter products, the active ingredient of over-the-counter sleep aids like Tylenol PM, Benadryl and Unisom is diphenhydramine, an antihistamine. It is generally safe and non-addicting.
Does Unisom cause dementia?
Researchers have discovered a significant link between high use of anticholinergic drugs – including popular non-prescription sleep aids and the antihistamine Benadryl (diphenhydramine) – and increased risk of developing dementia and Alzheimer’s disease in older people.