question: My fiance just started taking Sulfamethoxazole / Trimethoprim (4 pills so far - Double Strenght dose) for an abcess that was drained. She is experiencing sore throat, body weakness, sore muscles, headache, nausea, hypersensitivity (to light sounds, etc.), and chills. I m really worried about her. What should she do? Please help. Thank you for your time and advice.