Famotican Tablet (Famotidine)

Adult dose

1. Gastric and duodenal ulcers, anastomotic ulcers, upper gastrointestinal bleeding, gastroesophageal reflux disease, Zollinger-Ellison syndrome: Administer Famotidine as 20mg orally twice daily (after breakfast, after dinner or at bedtime) or as 40mg orally once daily (at bedtime). For upper gastrointestinal bleeding, treatment usually begins with an injectable form, which is then switched to oral administration once possible. 2. Acute gastritis, acute exacerbation of chronic gastritis

This medication should not be used in patients who have had allergic reactions to its components or other H2 receptor antagonists. Additionally, this medication contains lactose, so it should not be administered to patients with genetic conditions such as galactose intolerance, Lapp lactase deficiency, or glucose-galactose malabsorption. Patients with drug hypersensitivity, decreased kidney function, cardiovascular disease, liver dysfunction, and the elderly should use this medication with caution. Particularly, in patients with poor kidney function, the blood concentration of this medication may increase, so the dosage should be reduced or the dosing interval lengthened. While taking this medication, serious side effects may occur, so it is important to monitor the condition continuously. For example, if symptoms such as difficulty breathing or facial swelling appear due to an allergic reaction, the medication should be stopped immediately and the healthcare provider should be notified. Blood disorders may occur, so if symptoms like fatigue, bleeding, or fever arise, regular blood tests should be conducted. There is also a risk of severe skin disorders, liver dysfunction, muscle damage, cardiac arrhythmias, consciousness disturbances, kidney problems, and pneumonia, so immediate treatment should be sought if any of these symptoms occur. Common side effects may include skin rash, digestive disorders, changes in blood pressure, headaches, drowsiness, depression, muscle cramps, etc., and if these symptoms appear, consultation with a physician is necessary. This medication dissolves in the mouth but is not absorbed through the oral mucosa, so it must be swallowed with water. Patients undergoing hemodialysis should be cautious as taking this medication together with phosphate binders may reduce its efficacy. Taking this medication with specific antifungal agents or anticancer drugs may decrease the effectiveness of this medication or other drugs, so inform the physician about any medications currently being taken. The elderly are likely to have diminished kidney function, so the dosage of this medication should be adjusted, or the dosing interval increased. Pregnant women or women who may become pregnant should use this medication only when absolutely necessary, and nursing mothers should discontinue breastfeeding as this medication may be transmitted through breast milk. The safety of this medication in children has not been sufficiently established, so it should be used with caution in pediatric patients. Finally, this medication may mask symptoms of gastric cancer, so it should only be used after confirming it is not a malignant condition.

Serious side effects

Shock, hypersensitivity (anaphylaxis, difficulty breathing, generalized flushing, angioedema, urticaria), Stevens-Johnson syndrome, Lyell syndrome, liver dysfunction, jaundice, rhabdomyolysis, QT prolongation, ventricular tachycardia, ventricular fibrillation, consciousness disturbances, seizures, interstitial nephritis, acute renal failure, interstitial pneumonia

Mild side effects

• Rash
• urticaria
• facial swelling
• constipation
• diarrhea
• dry mouth
• nausea
• vomiting
• abdominal bloating
• loss of appetite

This medication should be stored in a tightly closed container to prevent air ingress, and can be safely stored at room temperature between 1 to 30 degrees Celsius. Storing in this manner helps to maintain the effectiveness of the medication and prevent degradation.

Appearance

White round film-coated tablet

Package unit

30 tablets/bottle, 500 tablets/bottle