Lastipen injections are used to treat mild to moderate upper respiratory tract infections caused by certain types of bacteria called streptococcus bacteria, sexually transmitted diseases such as syphilis, syphilis, bejel's disease, and pinta disease. Lastipen injections prevent rheumatoid arthritis and glomerulonephritis, as the
Lastipen vaccine is administered by one injection every month or half an injection every two weeks.