Lansoprazole sulfide-d 4 is a deuterium labeled Lansoprazole Sulfide. Lansoprazole Sulfide is an active metabolite of the proton pump inhibitor Lansoprazole. Lansoprazole Sulfide is an orally active anti-TB (Mycobacterium tuberculosis) agent with IC50 values of 0.59 µM intracellularly and 0.46 µM in broth. Form:Solid IC50& Target:Proton pump, IC50: 0.59 µM ( Mycobacterium tuberculosis intracellularly), 0.46 µM ( Mycobacterium tuberculosis in broth)