ซื้อtramadol 100 mg solution for injection, 2 mL ampoule (51.99.99.99 -580519),acetylcysteine 300 mg/3 mL solution for injection, 3 mL ampoule (51.99.99.99 -536221),triamcinolone acetonide 100 mg/100 g cream, 1 g sachet (51.99.99.99 -786359) โดยวิธีตกลงราคา