The medication has two FDA "black box" warnings: One raises concerns that use before or during pregnancy by either sex may result in birth defects in the baby, and the other is regarding the risk of red blood cell breakdown.<unk>  should not be given with zidovudine because of the increased risk of anemia; concurrent use with didanosine should likewise be avoided because of an increased risk of mitochondrial toxicity.
Ribavirin
Taribavirin
Telaprevir
Saquinavir
Abacavir
Lamivudine
Glecaprevir
Paritaprevir