Pepcid

Definition

Pepcid is a brand name for famotidine, a histamine-2 blocker that decreases stomach acid production. It is commonly used to treat conditions such as ulcers, gastroesophageal reflux disease (GERD), and Zollinger-Ellison syndrome.

5 Must Know Facts For Your Next Test

1. Pepcid works by blocking H2 receptors in the stomach lining, reducing acid secretion.
2. It is effective in treating both active ulcers and preventing their recurrence.
3. Common side effects include headache, dizziness, and constipation or diarrhea.
4. Pepcid can be taken orally in tablet form or administered intravenously in a hospital setting.
5. Patients with renal impairment may require dose adjustments to avoid potential toxicity.

Review Questions

• How does Pepcid decrease stomach acid production?
• What are some common indications for prescribing Pepcid?
• What considerations should be made when administering Pepcid to patients with renal impairment?

Related terms

Cimetidine: Another histamine-2 blocker that reduces stomach acid; known under the brand name Tagamet.

Omeprazole: A proton-pump inhibitor used to treat similar conditions by blocking the final step of acid production.

Ranitidine: A histamine-2 blocker previously used for similar indications but has been withdrawn from many markets due to safety concerns.