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Famotidine Injection Side Effects Center
Medical Editor: John P. Cunha, DO, FACOEP
Famotidine Injection is a histamine H2-receptor antagonist used in some hospitalized patients with pathological hypersecretory conditions or intractable ulcers, or as an alternative to the oral dosage forms for short term use in patients who are unable to take oral medication. Common side effects include headache, dizziness, constipation, and diarrhea.
The recommended dosage for famotidine injection in adult patients is 20 mg intravenously once every 12 hours. Famotidine injection may interact with other drugs. Tell your doctor all medications and supplements you use. During pregnancy, famotidine injection should be used only if prescribed. This drug passes into breast milk. Consult your doctor before breastfeeding.
Our Famotidine Injection Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Famotidine Injection FDA Prescribing Information: Side Effects
The adverse reactions listed below have been reported during domestic and international clinical trials in approximately 2500 patients. In those controlled clinical trials in which famoti-dine tablets were compared to placebo, the incidence of adverse experiences in the group which received famotidine tablets, 40 mg at bedtime, was similar to that in the placebo group.
The following adverse reactions have been reported to occur in more than 1% of patients on therapy with famotidine in controlled clinical trials, and may be causally related to the drug: headache (4.7%), dizziness (1.3%), constipation (1.2%) and diarrhea (1.7%).
The following other adverse reactions have been reported infrequently in clinical trials or since the drug was marketed.The relationship to therapy with famotidine hasbeen unclear in many cases. Within each category the adverse reactions are listed in order of decreasing severity:
Cardiovascular: arrhythmia, AV block, palpitation
Musculoskeletal: musculoskeletal pain including muscle cramps, arthralgia
Nervous System/Psychiatric: grand mal seizure; psychic disturbances, which were reversible in cases for which follow-up was obtained, including hallucinations, confusion, agitation, depression, anxiety, decreased libido; paresthesia; insomnia; somnolence
Special Senses: tinnitus, taste disorder
Other: rare cases of impotence and rare cases of gynecomastia have been reported; however, in controlled clinical trials, the inci-dences were not greater than those seen with placebo.
The adverse reactions reported for famotidine tablets may also occur with famotidine for oral suspension, famotidine orally disintegrating tablets, famotidine injection preservative free in plastic container or famotidine injection.
Read the entire FDA prescribing information for Famotidine Injection (Famotidine Injection) »
Additional Famotidine Injection Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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