What medications do you offer to treat UTIs? Nitrofurantoin (Macrobid) Sulfamethoxazole/Trimethoprim (Bactrim) Amoxicillin-Clavulanic Acid (Augmentin) Cephalexin (Keflex) Fosfomycin (Monurol) Pyridium D’Mannose Probiotics Boric Acid