<unk> , sold under the brand name Valcyte among others, is an antiviral medication used to treat cytomegalovirus (CMV) infection in those with HIV/AIDS or following organ transplant. It is often used long term as it only suppresses rather than cures the infection.<unk>  is taken by mouth. Common side effects include abdominal pain, headaches, trouble sleeping, nausea, fever, and low blood cell counts. Other side effects may include infertility and kidney problems. When used during pregnancy, it causes birth defects in some animals.<unk>  is the L-valyl ester of ganciclovir and works when broken down into ganciclovir by the intestine and liver.<unk>  was approved for medical use in 2001. It is on the World Health Organization's List of Essential Medicines. In 2017, a generic version was approved.
Valganciclovir
Ganciclovir
Aciclovir
Penciclovir
Famciclovir
Letermovir
Cidofovir
Valaciclovir