Mustar Tablet 20mg (Famotidine)

Adult dose

1. Gastric and duodenal ulcers, anastomotic ulcers, upper gastrointestinal bleeding, gastroesophageal reflux disease, Zollinger-Ellison syndrome: For famotidine, administer 20mg orally twice a day (after breakfast, after dinner, or at bedtime) or 40mg once daily (at bedtime). For upper gastrointestinal bleeding, treatment usually starts with an injectable form and switches to oral administration once oral intake is possible. 2. Acute gastritis, acute exacerbation of chronic gastritis.

This medication should not be used by individuals who are allergic to certain ingredients or have inherited metabolic disorders such as lactose intolerance. Also, individuals with a history of drug allergies or issues with kidney, liver, or heart function should be especially cautious when using this medication. Elderly patients may have reduced kidney function, so dosage should be adjusted or the dosing interval extended. While taking this medication, though rare, serious allergic reactions, blood abnormalities, heart rhythm problems, liver dysfunction, kidney issues, and skin symptoms may occur, so symptoms should be reported to medical personnel immediately. Regular blood tests and liver and kidney function tests are important during treatment. This medication dissolves in the mouth but is not absorbed through the oral mucosa, so it must be swallowed with water. Patients undergoing dialysis should be cautious, as the effectiveness of this medication may decrease when used with phosphate binders. There may be interactions that reduce effectiveness when this medication is taken with some antifungals or antineoplastics, so consultation with medical personnel is necessary. Women who are pregnant or may become pregnant should carefully evaluate the benefits and risks of taking this medication, and breastfeeding women are advised to discontinue breastfeeding while using it. Safety for use in children has not been adequately established, so it is not recommended. Finally, if a serious illness such as stomach cancer is suspected, an accurate diagnosis must be obtained before taking this medication.

Serious side effects

Shock, hypersensitivity (anaphylaxis, respiratory distress, generalized flushing, angioedema, urticaria), pancytopenia, agranulocytosis, aplastic anemia, hemolytic anemia, thrombocytopenia, Stevens-Johnson syndrome, Lyell syndrome, liver dysfunction, jaundice, rhabdomyolysis, QT prolongation, ventricular tachycardia, ventricular fibrillation, consciousness disturbance, convulsions, interstitial nephritis, acute renal failure, interstitial pneumonia, cardiac failure

Mild side effects

• Rash
• urticaria
• facial swelling
• constipation
• diarrhea
• soft stool
• dry mouth
• nausea
• vomiting
• abdominal bloating

This medication may be sensitive to air or humidity, so it should be stored in a tightly sealed container. It is also safe to store at room temperature between 1 to 30 degrees Celsius, avoiding extreme heat or cold.

Appearance

Light green round film-coated tablet

Package unit

30 tablets/bottle, 300 tablets/bottle