💊 Medicines for Weight Gain (to be considered under physician supervision) 1. Appetite Stimulants Cyproheptadine – Antihistamine with appetite stimulant effect, sometimes used in underweight patients. Megestrol acetate – Used in cachexia due to cancer or chronic illness. Dronabinol (cannabinoid) – For AIDS/cancer-related anorexia. 2. Anabolic / Nutritional Support Anabolic steroids (Oxandrolone, Nandrolone) – Used in specific cases (burns, severe muscle wasting). Risk of liver/cardiac side effects → not for general use. Nutritional supplements (protein powders, high-calorie formulas, omega-3, multivitamins). 3. Hormonal Therapy (only if deficiency proven) Thyroxine adjustment – If hypothyroidism undertreated, weight gain may be natural with correction. Insulin – In Type 1 DM patients, correct therapy helps restore weight. Growth hormone – In GH deficiency in children/adolescents. 4. Psychiatric Indications Some antidepressants (M...