A drug that belongs to the family of drugs called antimetabolites. It is used in the treatment of pneumocystis carinii pneumonia and is being studied in the treatment of cancer.

GoldBamboo

... TRIMETREXATE (Neutrexin®) is an antiprotozoal agent. Trimetrexate treats Pneumocystis carinii pneumonia (PCP) in patients who cannot take or have not responded well to more conventional treatments. This infection commonly affects patients whose immune systems are not working properly such as HIV-infected (AIDS) patients. Another medicine called leucovorin must be used at the same time as trimetrexate to help prevent serious side effects. Generic trimetrexate injections are not yet available. ...
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