Doxycycline Hydrochloride Indications Doxilin is indicated in the following infections caused by susceptible microorganisms: Description Doxilin is a highly active broad-spectrum antibiotic of tetracycline group. It is effective against a wide range of Gram-positive and Gram-negative bacteria, spirochete, mycoplasma, rickettsia and mycobacteria. Doxilin is used as an alternate to penicillin in the treatment of gonorrhoea […]