Phenergan

Possible food and drug interactions when taking Phenergan

Phenergan may increase the effects of alcohol. Do not drink alcohol, or at least substantially reduce the amount you drink, while taking this medication.

If Phenergan is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Phenergan with the following:

Certain antidepressant drugs, including Elavil and Tofranil
Drugs that control spasms, such as Cogentin
Drugs that reduce bone-marrow function (certain cancer drugs)
MAO inhibitors such as the antidepressants Nardil and Parnate
Narcotic pain relievers such as Demerol and Dilaudid
Sedatives such as Halcion, Dalmane, and Seconal
Tranquilizers such as Xanax and Valium

Special information if you are pregnant or breastfeeding

The effects of Phenergan during pregnancy have not been adequately studied. If you are pregnant or plan to become pregnant, inform your doctor immediately. Although it is not known whether Phenergan appears in breast milk, there is a chance that it could cause a nursing infant serious harm. The use of Phenergan is not recommended during breastfeeding.

Recommended dosage

Phenergan is available in tablet, syrup, and suppository form. The suppositories are for rectal use only. Phenergan tablets and suppositories are not recommended for children under 2 years of age.

ALLERGY

Adults

The average oral dose is 25 milligrams taken before bed; however, your doctor may have you take 12.5 milligrams before meals and before bed.

Children

The usual dose is a single 25-milligram dose at bedtime, or 6.25 to 12.5 milligrams 3 times daily.

MOTION SICKNESS

Adults

The average adult dose is 25 milligrams taken twice daily. The first dose should be taken one-half to 1 hour before you plan to travel, and the second dose 8 to 12 hours later, if necessary. On travel days after that, the recommended dose is 25 milligrams when you get up and again before the evening meal.