Doxylamine Dosage

Medically reviewed by Drugs.com. Last updated on Jan 1, 2025.

Applies to the following strengths: 25 mg; 5 mg

Usual Adult Dose for Insomnia

25 mg orally once a day 30 minutes before bedtime.
Duration of Therapy: No more than 2 weeks consecutively.

Use: Helps to reduce difficulty in falling asleep.

Usual Pediatric Dose for Insomnia

Age 12 Years and Older: 25 mg orally once a day 30 minutes before bedtime.
Duration of Therapy: No more than 2 weeks consecutively.

Use: Helps to reduce difficulty in falling asleep.

Renal Dose Adjustments

Data not available

Liver Dose Adjustments

Data not available

Precautions

Safety and efficacy have not been established in patients younger than 12 years.

Consult WARNINGS section for additional precautions.

Dialysis

Data not available

Other Comments

Administration Advice:

Swallow this drug with a glass of water.

Storage Requirements:

Store between 20 to 25 degrees Celsius and protect from light.

General:

There is no evidence that this drug is addictive.
This drug has calmative and anti-nausea properties which can be useful in relieving tension and nausea associated with pain.
Reactions associated with overdosage may vary from central nervous depression to stimulation; stimulation is particularly likely in children.

Patient Advice:

Avoid alcohol while taking this drug.
This drug may cause drowsiness that can affect your ability to perform activities which require complete alertness such as driving and operating machinery; avoid such activities until you know how this drug affects you.
If you experience sleeplessness continuously for more than 10 days, stop taking this drug and talk to your health care provider as insomnia might be a sign of another medical problem.