Ganciclovir is a commonly used clinical antiviral treatment for appropriate viral infections, and Ganciclovir Injection has excellent efficacy in antiviral therapy. The primary indication for ganciclovir injection is for the prevention of cytomegalovirus disease in organ transplant recipients who may be at risk for cytomegalovirus infection, and also for the treatment of cytomegalovirus retinitis occurring in immunocompromised patients, including those with AIDS. Treatment with ganciclovir injection in patients with appropriate viral infections can provide excellent antiviral therapy. When applying ganciclovir injection treatment, it is important to be aware of the adverse reactions associated with ganciclovir, such as abdominal pain, nausea, abdominal distention, rash, and abnormal sensation in some patients, which need to be taken seriously.”