Famidil 20 mg (Famotidine)

Adult dose

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

This medication should not be used by individuals who have had an allergic reaction to this drug or other similar medications. Additionally, this medication contains lactose, so individuals with a genetic condition that prevents lactose digestion should not take it. Particular caution should be exercised by individuals who have experienced an allergic reaction to the drug, those with impaired kidney function, those with heart conditions, those with compromised liver function, elderly individuals, etc. Individuals with an allergy to the dye contained in this drug should also use it with caution. This drug can rarely cause serious side effects, including acute allergic reactions, decreased blood cell count, severe skin reactions, liver dysfunction, muscle damage, heart rhythm abnormalities, consciousness disturbances, nephritis, and pneumonia; if any abnormal symptoms occur, stop taking the medication immediately and consult a healthcare professional. Regular blood tests and liver and kidney function tests should be performed while taking this medication. This medication dissolves in the mouth but is not absorbed through the mucous membranes, so it must be swallowed with water. Patients undergoing hemodialysis should be cautious as the drug's effectiveness may be reduced due to interactions with other medications. This drug may interact when taken with certain antifungals or some anticancer medications, so it is essential to consult a doctor or pharmacist when taking other medications. Elderly patients are more likely to have impaired kidney function, which may cause higher blood concentrations of this drug; therefore, the dosage should be reduced or the dosing interval increased for cautious use. Women who are pregnant or may become pregnant should consult a doctor thoroughly before using this medication, and nursing women are advised to stop breastfeeding, as the drug may pass into breast milk. The safety of this medication in children has not been sufficiently established, so caution should be taken in its use. Finally, the use of this medication may mask symptoms of gastric cancer, so it is essential to confirm that it is not gastric cancer before using it.

Serious side effects

Shock, hypersensitivity (anaphylaxis, difficulty breathing, generalized flushing, angioedema, hives), pancytopenia, agranulocytosis, aplastic anemia, hemolytic anemia, thrombocytopenia, Stevens-Johnson syndrome, Lyell's syndrome, liver dysfunction, jaundice, rhabdomyolysis, QT prolongation, ventricular tachycardia, ventricular fibrillation, altered consciousness, seizures, interstitial nephritis, acute kidney failure, interstitial pneumonia, heart failure

Mild side effects

• Constipation
• diarrhea
• dry mouth
• nausea
• vomiting
• abdominal bloating
• loss of appetite
• stomatitis
• increased blood pressure
• facial flushing

This drug is sensitive to air and moisture, so it should be stored in a sealed container. It is best to maintain a storage temperature between 1 degree and 30 degrees Celsius at room temperature.

Appearance

Light green round film-coated tablet

Package unit

30 tablets/bottle, 300 tablets/bottle