Famodar 20mg is a medication containing famotidine, available in film-coated tablet form. It belongs to a class of drugs called H2 blockers that reduce stomach acid production. Each pack contains 30 tablets. The tablets should be taken as prescribed by your healthcare provider, typically 30 minutes before meals or at bedtime. Common side effects may include headache, dizziness, and gastrointestinal disturbances. Consult your doctor before use if you are pregnant, breastfeeding, or have kidney/liver problems. Store at room temperature away from moisture. Keep out of reach of children.