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:
Taking Adipex-P together with other diet medications such as fenfluramine (Phen-Fen) or dexfenfluramine (Redux) can cause a rare fatal lung disorder called pulmonary hypertension. Do not take phentermine with any other diet medications without your doctor's advice.