while there was no marked difference between the efficacy of these 2 regimens of mass chemotherapy , the monthly intermittent therapy with a single dose of doxycycline offers the advantage of being more practical and less expensive for mass control of trachoma by requiring approximately one-tenth of the staff , transport , and other facilities required for the intermittent topical therapy with tetracycline eye ointment .
C0013090
doxycycline
C0040592
trachoma