that cause infection, or stops their growth. ... Gjonnaess H, Holten E. Doxycycline (Vibramycin) in pelvic inflammatory disease. Acta Obstet Gynecol Scand. 1978;57(2):137-9. ^ Maatta M, Kari O, ... Brand Name Generic Ingredients VIBRAMYCIN HYCLATE DOXYCYCLINE HYCLATE. ... HYCLATE, DOXYCYCLINE HYCLATE. VIBRAMYCIN HYCLATE - Front. Color, Blue White ... Doxycycline is a broad-spectrum antibiotic synthetically derived from oxytetracycline. It is a semi-synthetic tetracycline. Doxycycline penetrates the Doxycycline is a broad-spectrum antibiotic synthetically "derived from oxytetracycline. It is a semi-synthetic tetracycline. Doxycycline penetrates the ... Doxycycline (Vibramycin) in acute gonococcal urethritis.