<prompt> Fenfluramine is used inObesityMalignancyHypertensionNone  <response>: A Obesity Medications for the treatment of obesity can be classified as catecholaminergic or serotonergic. Catecholaminergic medications include Amphetamines with high abuse potential; The Non-Amphetamine schedule IV appetite suppressants - Phentermine, Diethyl propion Mazindol. The September 1997 withdrawal from the market of Flenfluramine Defenfluramine has made true serotonergic appetite medications unavailable. The SSRI antidepressants, E.g.., Fluoxetine Setraline, also have serotonergic activity but are not approved by the FDA for weight loss. 