co-trimoxazole

noun

an antibiotic consisting of a mixture of trimethoprim and sulfamethoxazole (a sulfa drug): used esp to treat infections of the urinary tract and lungs (as in AIDS)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012