Promegan

Promegan is available in the form of injectable, tablets and syrups to be taken orally, as a suppository to be taken rectally. When taken for treating allergies, it is taken 1 to 4 times a day usually before meals or at bedtime. When used for treating cold, it is taken every 4 to 6 hours. When used for treating motion sickness, it is taken 30 to 60 minutes before travel and again after 8 to 10 hours if required. Promegan might also be taken at bedtime before surgery to feel relaxed and sleep properly. The suppositories are meant for rectal use. Do not use them in any other body cavity. If using Promegan liquid, avoid using a household spoon and use the measuring cup that is dispensed with the syrup. The Promegan should be taken exactly as prescribed by your doctor.

Yes, Promegan can cause heart problems. Promegan causes vasodilation (blood vessel dilation which results in a drop in blood pressure). At therapeutic dose, Promegan decreases the muscular contractions. Promegan may also increase the heart rate. Promegan also causes some ECG changes like QT and PR interval prolongation and ST segment depression

No, Promegan is not a narcotic. It belongs to the class of drugs known as antihistamines with an anticholinergic, antiemetic and sedative effects. Sometimes, Promegan is available in combination with codeine which is a narcotic, that acts on the central nervous system to relieve pain. 

No, it is recommended that you do not take Promegan with amitriptyline which is an antidepressant with anticholinergic effects. Since Promegan also has anticholinergic effects, both the drugs produce additive effects such as dry mouth, constipation, blurred vision, etc. 

Yes, Promegan can be safely taken with Zantac, which is used for managing acidity and prevent ulcers in stomach and intestine.