Doxylamine

Generic name: Doxylamine
Dosage form: oral tablet (25 mg)
Drug class: Miscellaneous anxiolytics , Antineoplastic Agents

Usage of Doxylamine

Doxylamine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose. Antihistamines can cause drowsiness and are sometimes used a sleep aids.

Doxylamine is used to treat sneezing, runny nose, watery eyes, hives, skin rash, itching, and other cold or allergy symptoms.

Doxylamine is also used as a short-term treatment for sleep problems (insomnia).

Doxylamine may also be used for purposes not listed in this medication guide.

Doxylamine side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Doxylamine may cause serious side effects. Call your doctor at once if you have:

confusion, hallucinations;

severe dizziness or drowsiness; or

little or no urinating.

Common side effects of doxylamine may include:

blurred vision;

dry mouth, nose, or throat;

constipation; or

mild dizziness or drowsiness.

Side effects such as dry mouth, constipation, and confusion may be more likely in older adults.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Before taking Doxylamine

You should not use doxylamine if you are allergic to it.

Ask a doctor or pharmacist if it is safe for you to take doxylamine if you have other medical conditions, especially:

glaucoma;

an enlarged prostate;

problems with urination; or

asthma, bronchitis, emphysema, or other chronic lung disease.

Older adults may be more sensitive to the effects of this medicine.

Doxylamine is not expected to be harmful to an unborn baby. Do not use this medicine without a doctor's advice if you are pregnant.

Doxylamine may pass into breast milk and may harm a nursing baby. Antihistamines may also slow breast milk production. Do not use this medicine without a doctor's advice if you are breast-feeding a baby.

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How to use Doxylamine

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.

Warnings

Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

What other drugs will affect Doxylamine

Ask a doctor or pharmacist before using this medicine if you are also using any other drugs, including prescription and over-the-counter medicines, vitamins, and herbal products. Some medicines can cause unwanted or dangerous effects when used together. Not all possible interactions are listed in this medication guide.

Taking this medicine with other drugs that make you sleepy or slow your breathing can worsen these effects. Ask your doctor before taking doxylamine with a sleeping pill, narcotic pain medicine, muscle relaxer, or medicine for anxiety, depression, or seizures.

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