Cyproheptadine Lysine and Vitamins Syrup is an oral medicinal syrup combining cyproheptadine (an antihistamine), lysine (an essential amino acid), and B‑complex vitamins. It’s typically used as an appetite stimulant to help increase hunger and support weight gain in people with poor appetite, weight loss, or nutritional deficiency. The vitamins and lysine help support nutrition, metabolism, and overall energy, while cyproheptadine may also have antihistamine effects. This product should be used under medical guidance, as side effects and appropriate dosing depend on individual health needs.