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:
Side effects of Phentermine can range from feeling nervous and anxious to dry mouth and itching, according to Drugs.com. Severe allergic reactions, including rash, hives and itching, can occur and should be reported to the prescribing physician.ne known side effect listed for Phentermine is a feeling of nervousness or anxiousness. These two issues can lead to a condition called picking, where a person will fidget and pick or peel their skin, sometimes causing it to bleed.