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,
Rare Famotidine Side Effects Some famotidine side effects occur in only a few people taking the drug. Because these side effects are so rare, it is difficult to tell if they are caused by famotidine or by something else. Some of these rare side effects of famotidine include: Impotence (see Famotidine Sexual Side Effects).