**Acivir DT 400mg Tablet** is an antiviral medication containing **Acyclovir 400mg**. It is primarily used to treat various viral infections such as herpes labialis (cold sores), herpes simplex, shingles, genital herpes infection, and chickenpox. This medicine works by preventing the multiplication of the virus within human cells, which helps in clearing the infection and reducing symptoms.

**Acivir DT 400mg Tablet** should be taken exactly as prescribed by your doctor regarding dose and duration. It's crucial not to skip any doses and to complete the entire course of treatment, even if you start feeling better. To take this tablet, dissolve it in a glass of water. It can be taken with or without food, but taking it at a consistent time each day is recommended. If you miss a dose of **Acivir DT 400mg Tablet**, take it as soon as you remember. However, if it's nearly time for your next dose, skip the missed one and continue with your regular schedule. Do not take a double dose to compensate. Staying well-hydrated by drinking plenty of water during treatment with **Acivir DT 400mg Tablet** is important to help prevent dehydration and potential kidney damage.

Common side effects associated with **Acyclovir 400mg** may include headache, dizziness, vomiting, nausea, fatigue, and fever. If these side effects persist or worsen, please inform your doctor. It is also important to consult your doctor if you are pregnant, planning to conceive, or breastfeeding before starting **Acivir DT 400mg Tablet**.

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