Document Classification

Section Type: METHODS

Text: Study participants were randomised into one of five groups : 500 mg oral oxytetracycline (non-proprietary) twice daily (b. d.) + topical vehicle control b. d.; 100 mg oral Minocin MR (minocycline) once daily (o. d.) + topical vehicle control b. d.; topical Benzamycin (3 % erythromycin + 5 % benzoyl peroxide) b. d. + oral placebo o. d.; topical Stiemycin (2 % erythromycin) o. d. + topical Panoxyl Aquagel (5 % benzoyl peroxide) o. d. + oral placebo o. d., and topical Panoxyl Aquagel (5 % benzoyl peroxide) b. d. + oral placebo o. d. (the active comparator group).