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The current recommended adult oral dosage of ZANTAC for duodenal ulcer is 150 mg twice daily. An alternative dosage of 300 mg once daily after the evening meal or at bedtime can be used for patients in whom dosing convenience is important.
Medscape - Peptic ulcer disease, GERD-specific dosing for Zantac, Zantac 150 Maximum Strength (ranitidine), frequency-based adverse effects, comprehensive interactions, contraindications,...
Detailed Ranitidine dosage information for adults and children. Includes dosages for Gastroesophageal Reflux Disease, Dyspepsia, Gastric Ulcer and more; plus renal, liver and dialysis adjustments.
The current recommended adult oral dosage of ZANTAC for duodenal ulcer is 150 mg twice daily. An alternative dosage of 300 mg once daily after the evening meal or at bedtime can be used for patients in whom dosing convenience is important.
Oral: 75 mg twice daily as needed; if symptoms persist after 2 to 4 weeks, increase to 150 mg twice daily for 2 weeks; if symptoms improve, may continue therapy as needed (Kahrilas 2019). Note: If symptoms persist after 2 weeks of 150 mg twice daily, discontinue and consider PPI therapy (Kahrilas 2019).
This product is available in the following dosage forms: Tablet. Solution. Powder for Suspension. Capsule. Back to top. Before Using.
The recommended adult dose of ranitidine ranges from 150 mg daily to 150 mg twice daily or 300 mg once daily depending on the condition being treated. The maximum dose is 300 mg daily for most conditions.
96 values for ranitidine in pediatric patients (from 1 month up to 16 years of age) and healthy 97 adults when correction is made for body weight. The average bioavailability of ranitidine 98 given orally to pediatric patients is 48% which is comparable to the bioavailability of 99 ranitidine in the adult population.
Dosages of Ranitidine. Adult and pediatric dosages: Injection solution. 25 mg/mL; Syrup. 15 mg/mL; Tablet. 75 mg; 150 mg; 300 mg; Dosage Considerations -- Should Be Given As Follows: Adult Dosage Considerations. Gastroesophageal Reflux Disease. 150 mg orally every 12 hours or 50 mg intramuscular/intravenously every 6-8 hours; Gastric Ulcer, Benign
Zantac is used to treat and prevent ulcers in the stomach and intestines. Includes Zantac side effects, interactions, indications, recalls, cancer risk warnings, FDA alerts, and news updates.