These medical condition or symptom topics may be relevant to medical information for Drug intoxication: 1  Drug. 2  Drug symptoms (36 causes) 3  Intoxication.
Side effects of famotidine are rare. The most commonly reported minor side effects are: constipation, diarrhea, fatigue, headache, insomnia, muscle pain, nausea, and ; vomiting. Other important side effects include: anemia, confusion, easy bruising or bleeding, hair loss, rash, More serious side effects include: depression, hallucinations,
Famotidine also treats gastroesophageal reflux disease (GERD) and other conditions in which acid backs up from the stomach into the esophagus, causing heartburn. Famotidine may also be used for purposes not listed in this medication guide.