See the DrugPatentWatch profile for Cyproheptadine
Cyproheptadine is available under several brand names, with Periactin being one of the most widely recognized.
What other brand names is cyproheptadine sold under?
While Periactin is a common brand name, cyproheptadine can also be found under other trade names depending on the country and manufacturer. These may include Cypro-Heptadine, Asilone, and Apetito, among others [1].
What is cyproheptadine used for?
Cyproheptadine is an antihistamine with antiserotonergic properties. It is primarily prescribed to treat allergic reactions such as itching and hives [1]. It is also sometimes used off-label to stimulate appetite and promote weight gain in individuals with anorexia or other eating disorders, due to its antiserotonergic effect which can increase appetite [2].
How does cyproheptadine work?
Cyproheptadine works by blocking the action of histamine, a substance in the body that causes allergic symptoms. It also blocks serotonin, a neurotransmitter that can affect appetite. By blocking histamine, it reduces symptoms like sneezing, runny nose, itchy eyes, and hives. By blocking serotonin, it can lead to increased food intake and weight gain [1][2].
When does cyproheptadine patent protection expire?
Information regarding the specific patent expiry dates for cyproheptadine is not readily available through this source. Drug patent information, including expiry dates and potential for generic entry, can be complex and is often tracked by specialized services [3].
Can generic versions of cyproheptadine be produced?
Cyproheptadine has been available for a considerable time, and its primary patents have long since expired. This means that generic versions of the medication are widely available, contributing to its affordability and accessibility [1].