Clarinaaf is an antibiotic used to treat various types of infections. It is effective in most infections of the respiratory tract, ear, nose, throat, lungs, and skin. It is also effective against a bacteria known as H. pylori, which is associated with peptic ulcer disease. Clarinaaf is also effective against some infections (e.g., MAC or Mycobacterium avium complex) seen in people with reduced immunity. It stops the bacteria from growing, which helps to resolve your symptoms and cure your infection. This medicine is taken orally, preferably either one hour before or 2 hours after a meal. No antacids should be...