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![](https://webarchive.library.unt.edu/eot2008/20090514051730im_/http://www.cancer.gov/images/spacer.gif)
| A substance being studied in the treatment of diarrhea caused by infection with Clostridium difficile (a type of bacteria that can grow without oxygen) in cancer patients. OPT-80 is a type of antibiotic. Also called PAR-101 and tiacumicin B. |
Previous Definitions: | opiate, opioid, opioid growth factor, opportunistic infection, oprelvekin | Next Definitions: | optic chiasm, optic chiasma, optic nerve, optic pathway glioma, optic tract |
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