Clarifod 500 Tablet is an antibiotic used to treat various infections, including respiratory tract, ear, nose, throat, lungs, and skin infections. It is effective against H. pylori and certain infections in people with reduced immunity. It is taken orally, preferably one hour before or two hours after a meal, and should be used regularly at prescribed intervals. Common side effects include diarrhea, nausea, and rash. It is important to inform a doctor if side effects persist or if pregnant or breastfeeding women are taking the medicine.