Product image of Motidin (Famotidine) supplied by GNH India

Motidin

Active Ingredient:
Famotidine
Origin:
EU

Motidin (Famotidine)

Famotidine, the active ingredient in Motidin, is a H2 receptor antagonist presented as an oral tablet for oral use. It reduces gastric acid production and is employed in the management of ulcer‑related and acid‑reflux conditions in adults. It works by blocking histamine H2 receptors on gastric parietal cells, leading to decreased secretion of stomach acid and promotion of ulcer healing.

GNH India supplies Motidin as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Teva Gyógyszergyár Zrt

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Indications & Clinical Uses

Famotidine is used to treat several acid‑related gastrointestinal conditions.

  • Peptic ulcer disease: promotes ulcer healing and reduces recurrence by lowering gastric acid secretion.
  • Gastroesophageal reflux disease (GERD): alleviates heartburn and regurgitation symptoms through acid suppression.
  • Erosive esophagitis: aids mucosal healing by decreasing acid exposure in the esophagus.
  • Zollinger‑Ellison syndrome: controls excessive gastric acid production associated with gastrin‑secreting tumors.

How It Works

  • Famotidine acts as a competitive, reversible inhibitor of histamine H2 receptors located on gastric parietal cells. By occupying these receptors, it prevents histamine‑induced activation of the adenylate cyclase pathway, thereby reducing cyclic AMP formation and subsequent proton pump activity. The result is a dose‑dependent decrease in gastric acid secretion, providing relief from acid‑related disorders.

Side Effects

Famotidine may cause a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects

  • Headache: mild to moderate pain in the head region.
  • Dizziness: sensation of light‑headedness or unsteadiness.
  • Diarrhea: loose, watery stools occurring intermittently.
  • Nausea: feeling of queasiness or urge to vomit.
  • Constipation: infrequent or hard stools.
  • Rash: mild skin redness or itching.

Serious or Rare Side Effects

  • Anaphylaxis: severe, potentially life‑threatening allergic reaction with breathing difficulty.
  • Cardiac arrhythmias: irregular heart rhythms that may require medical attention.
  • Neutropenia: significant reduction in neutrophil count increasing infection risk.
  • Hepatic enzyme elevation: abnormal liver function tests indicating possible liver injury.
  • Thrombocytopenia: low platelet count leading to bleeding tendencies.

Precautions & Warnings

When prescribing or dispensing Famotidine, several precautions should be considered to ensure safe use.

  • Renal function assessment: adjust dose in patients with impaired kidney function.
  • Elderly patients: monitor for increased sensitivity and possible accumulation.
  • Concomitant use with antacids: separate administration times to avoid reduced absorption.
  • Discontinuation: avoid abrupt cessation in patients with severe ulcer disease without medical guidance.
  • Pregnancy and lactation: evaluate risk‑benefit ratio before use.
  • Store at ambient temperature: keep below 25 °C in original packaging, protect from moisture.

Avoid Interactions

Famotidine can affect or be affected by other medicines; interactions are classified by clinical significance.

Major Interactions (Avoid)

  • Antacids containing aluminum or magnesium: markedly decrease famotidine absorption; separate dosing by at least 2 hours.
  • Ketoconazole or itraconazole: reduced antifungal efficacy due to increased gastric pH.
  • Atazanavir: diminished antiviral absorption leading to subtherapeutic levels.

Moderate Interactions (Monitor Closely)

  • Warfarin: potential alteration of anticoagulant effect; monitor INR.
  • Theophylline: possible increase in plasma concentration; observe for toxicity signs.
  • CYP450 inhibitors (e.g., cimetidine): may raise famotidine levels; adjust dose if needed.

Frequently Asked Questions

Motidin contains famotidine, which is prescribed to treat acid‑related gastrointestinal conditions such as peptic ulcer disease, gastro‑oesophageal reflux disease (GERD), erosive oesophagitis, and Zollinger‑Ellison syndrome. By lowering stomach acid, it helps heal ulcers and relieve reflux symptoms.

Famotidine works by competitively and reversibly blocking histamine H2 receptors on gastric parietal cells. This inhibition prevents histamine‑stimulated activation of the adenylate cyclase pathway, reducing cyclic AMP levels and consequently decreasing proton pump activity and gastric acid secretion.

The appropriate dose of Motidin is determined by the prescribing healthcare professional based on the specific indication, patient age, renal function, and clinical response. Patients should follow the dosage instructions provided by their prescriber and pharmacist.

Safety of famotidine during pregnancy or lactation has not been definitively established. Healthcare providers will weigh potential benefits against possible risks before prescribing Motidin to pregnant or nursing women, and it should only be used if clearly needed.

To order Motidin, submit an enquiry on the product page at gnhindia.com specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any required import documentation.

Motidin (famotidine) belongs to the H2 receptor antagonist class, which reduces acid production by blocking histamine receptors. Compared with proton‑pump inhibitors (PPIs), H2 antagonists generally have a faster onset but a shorter duration of action and may be less potent for severe acid hypersecretion. Choice of therapy depends on the clinical scenario and physician judgment.

Motidin should be stored at ambient temperature, preferably below 25 °C, in its original packaging to protect it from moisture and light. Keep the product out of reach of children and avoid storing it in bathrooms or other humid environments.

Motidin is taken orally, usually with a glass of water. The tablet can be swallowed with or without food, unless the prescribing information advises otherwise. Patients should follow the timing instructions relative to other medications, especially antacids, as directed by their healthcare provider.

Serious adverse reactions, although rare, include anaphylaxis, severe cardiac arrhythmias, neutropenia, significant liver enzyme elevations, and thrombocytopenia. Patients should seek immediate medical attention if they experience symptoms such as difficulty breathing, irregular heartbeat, unexplained bruising or bleeding, or signs of infection.

Motidin should be avoided in individuals with known hypersensitivity to famotidine or any other H2 receptor antagonists. Caution is also advised for patients with severe renal impairment, as dose adjustment may be required, and for those taking medications that have major interactions with famotidine.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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