Trimethoprim-Sulfamethoxazole can cause dangerous INR spikes in people taking warfarin, leading to life-threatening bleeding. Learn how this interaction works, who’s at risk, and what to do if you’re prescribed both.
Trimethoprim-Sulfamethoxazole can cause dangerous INR spikes in people taking warfarin, leading to life-threatening bleeding. Learn how this interaction works, who’s at risk, and what to do if you’re prescribed both.