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Cyproheptadine Hydrochloride (cyproheptadine (cyproheptadine hydrochloride) hydrochloride)
Cyproheptadine (cyproheptadine hydrochloride) HCl is an antihistaminic and antiserotonergic agent.
Cyproheptadine hydrochloride (cyproheptadine (cyproheptadine hydrochloride) hydrochloride) is a white to slightly yellowish, crystalline solid, which is soluble in water, freely soluble in methanol, sparingly soluble in ethanol, soluble in chloroform, and practically insoluble in ether. It is the sesquihydrate of 4-(5H-dibenzo[a,d] cyclohepten-5-ylidene)-1-methylpiperidine hydrochloride. The molecular and structural formula of the anhydrous salt is:
Cyproheptadine (cyproheptadine hydrochloride) HCl is available in tablets for oral administration containing 4 mg of cyproheptadine hydrochloride (cyproheptadine (cyproheptadine hydrochloride) hydrochloride) . Each tablet also contains the following inactive ingredients: dibasic calcium phosphate dihydrate, magnesium stearate, microcrystalline cellulose, polyoxyl (40) stearate, purified water, sodium starch glycolate, and stearic acid.
What are the possible side effects of cyproheptadine (Periactin)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop taking cyproheptadine and call your doctor at once if you have a serious side effect such as:
- confusion, hallucinations, unusual thoughts or behavior;
- seizure (convulsions);
- ringing in your ears;
- feeling like you might pass out;
- fast or pounding heartbeats;
- easy bruising or bleeding;
- urinating less than usual or not at all; or
- pale or yellowed...
What are the precautions when taking cyproheptadine hydrochloride (Cyproheptadine)?
Before taking cyproheptadine, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: breathing problems (such as asthma, emphysema), high pressure in the eye (glaucoma), heart disease, high blood pressure, kidney disease, seizures, stomach/intestine problems (such as ulcers, blockage), overactive thyroid (hyperthyroidism), difficulty urinating (for example, due to enlarged prostate).
This drug may make you dizzy or drowsy or cause blurred vision. Do not drive, use machinery, or do any activity that...
Last reviewed on RxList: 4/3/2009
This monograph has been modified to include the generic and brand name in many instances.
Additional Cyproheptadine Information
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