10 Common Digestive Disorders. Epigastric pain is not a serious symptom on its own. However, if it occurs with other life-threatening symptoms, it may be a sign of a condition that should receive immediate medical treatment, such as a heart attack.
SIDE EFFECTS. The most common adverse reactions of fenfluramine are drowsiness, diarrhea, and dry mouth. Less frequent adverse reactions reported in association with fenfluramine are:
So while they are similar in regard to usage, fenfluramine/phentermine are not the same thing. According to the Food and Drug Administration (FDA), fenfluramine and dexfenfluramine (more commonly known as Fen-Phen) was/were taken off the market in the United States because of dangerous side effects linked to these anti-obesity drugs.