Pharmapen is an antibiotic used to treat a variety of bacterial infections, like, infections of the throat, ear, nasal sinuses, respiratory tract, skin and soft tissues. It is also used in the treatment of sexually transmitted diseases such as syphilis. Pharmapen is also used to prevent some infections such as Rheumatic fever and infection of the heart valves (bacterial endocarditis) in people with pre-existing heart disease. It is a penicillin-type of antibiotic, which mainly fights and stops the growth of the gram-positive type of bacteria. This tablet should be swallowed empty stomach with a glass of water. It should be...