Answer by
MedicalStudent (19)
This is an antibiotic in the tetracyclin class. It can not be used for ANY infection. Doxycycline should be use for: malaria and anthrax prophylaxis, E. coli, chlamyidia, lyme's disease, enterobacter, folliculitis (skin infection), acne, shigella infection, H. influenza respiratory infections (not the regular flu), urinary tract infections, strep throat, or MRSA (although not first line treatment).