Renyou Cascara, Bismuth Subnitrate and Magnesium Carbonate Tablets

1. Indications and Usage
Symptomatic Relief: Used for relieving gastric pain, heartburn, and acid reflux caused by excessive gastric acid.
Gastrointestinal Disorders: Management of chronic gastritis and other gastrointestinal disorders associated with gastric hyperacidity.
2. Dosage and Administration
Adults: Oral administration. The recommended dosage is 2-3 tablets per dose, three times daily.
Timing: Usually taken after meals.
Precautions: Do not use continuously for more than 7 days. If symptoms do not improve, medical consultation is required.
3. Mechanism of Action
Antacid Effect: Magnesium carbonate acts as an antacid, neutralizing excess gastric acid and raising gastric pH.
Mucosal Protection: Bismuth subnitrate forms a protective film on the gastric mucosa, shielding it from acid and pepsin damage.
Additional Effects: The combination helps alleviate discomfort associated with gastric acidity and promotes mucosal healing.
4. Safety and Warnings
Contraindications: Contraindicated in patients with severe renal insufficiency and pregnant women.
Duration of Use: Continuous use should not exceed the recommended period to avoid potential toxicity or adverse effects.
Hypersensitivity: Do not use if hypersensitive to any component of the drug.
5. Adverse Reactions and Clinical Research
Common Adverse Reactions: Occasional gastrointestinal discomfort, such as mild constipation or loose stools.
Stool Discoloration: The appearance of black stools may occur due to the bismuth content, which is a normal reaction.
6. Drug Interactions
Antacids: Concurrent use with other antacids may alter the efficacy and should be managed carefully.
General Precaution: Consult a physician or pharmacist if used concurrently with other medications.
7. Pharmaceutical Information
Active Ingredients: Cascara, Bismuth Subnitrate, and Magnesium Carbonate.
Appearance: Tablets.
Storage: Protect from light and store in a sealed container.