Medication this sort of as Prozac do the job throughout the selective enhancement of serotonin stages, and Dexfenfluramine, utilised in Europe to scale back carbohydratecravings and suppress appetite, performs by mimicking serotonin exercise from the brain. Regrettably Prozac can existing unwanted and perhaps hazardous unintended effects, and the protection of dexfenfluramine is in problem following a examine observed it might bring about brain harm in monkeys.