The effects of Acyclovir Dispersible Tablets include the treatment of herpes simplex virus infection, herpes zoster, chickenpox in immunodeficient people. Acyclovir dispersible tablets belongs to one of the systemic antiviral drugs, clinically can be used for the treatment of genital herpes virus infection incipient and recurrent cases, especially for recurrent episodes of the case can play a preventive role; secondly, it can also be used for normal immune function of the herpes zoster patients, as well as immune deficient people with mild herpes zoster case treatment; and there are also immune deficiencies in chickenpox patients treatment. Adverse reactions: some patients in taking the drug, occasionally seen dizziness, headache, arthralgia, nausea, diarrhea, stomach upset, as well as white blood cell drop, proteinuria and other adverse reactions. Precautions: The drug is prohibited for patients who are allergic to the drug; it is used with caution in the presence of dehydration, hepatic and renal insufficiency; the drug can be absorbed through the placenta. Therefore, pregnant women should weigh the pros and cons of using the drug. Breastfeeding women should be cautious. For patients who need to take Acyclovir Dispersible Tablets to treat their diseases, they need to use it reasonably under the guidance of professional doctors.