ซื้อchloramphenicol 1 g/100 mL ear drops, solution, 10 mL 72 bottle (51.99.99.99 -528372),chloramphenicol 500 mg/100 mL eye drops, solution, 10 mL 200 bottle (51.99.99.99 -525819),timolol 500 mg/100 mL eye drops, solution, 5 mL 4,440 bottle (51.99.99.99 -522696) โดยวิธีตกลงราคา