Stability of sulfadiazine oral liquids prepared from tablets and powder.

Purpose: To assess the stability of sulfadiazine (SDZ) oral liquids prepared from tablets and powder at two temperatures.

Methods: Solutions of SDZ 200 mg/mL were prepared from commercially available 500 mg tablets and powder in sterile water for irrigation. They were stored in amber glass bottles at 4 degrees C and 23 degrees C.