What are antimetabolites used for?
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Keeping this in view, what are antimetabolites with example?
Sulfanilamides, for example, are antimetabolites that disrupt bacterial, but not human, metabolism and are used to eradicate bacterial infections in humans. Other examples include antagonists of purines (azathioprine, mercaptopurine, and thioguanine) and antagonists of pyrimidine (fluorouracil and floxuridine).
Secondly, how are antimetabolites administered? 5-FU may be administered by bolus IV infusion or continuous IV infusion over two days every 2-3 weeks or by oral ingestion. In addition, it may be used to treat skin cancers (basal cell and keratosis) by topical application. Other pyrimidine antagonists include: cytarabine, capecitabine, gemcitabine and decitabine.
Also question is, what is one of the most common side effects of antimetabolites?
Common side effects of these medicines include:
- Loss of appetite, nausea, or vomiting.
- Skin rash, which may itch.
- Diarrhea or constipation.
- Sores in the mouth or throat.
- Hair loss. This is reversible, and hair will grow back when treatment ends.
- Changes in the way foods taste.
- Weakness or fatigue.
Which of the following drugs are antimetabolites?
Included are folic acid antagonists, such as methotrexate; purine antimetabolites, such as 6-mercaptopurine, 6-thioguanine, fludarabine phosphate, pentostatin, and cladribine; and the pyrimidine antimetabolites such as 5-fluorouracil, 5-fluorodeoxyuridine, cytarabine, and gemcitabine.