Acivir Cream is an antiviral medication used for treating skin infections caused by the Herpes simplex virus, such as herpes labialis. It works by preventing the virus from multiplying in the skin cells, which helps to clear the skin infection.Acivir Cream is intended for external use only. It should be used in the dose and duration prescribed by your doctor. The affected area should be clean and dry before applying the cream, and you should wash your hands thoroughly before and after applying the medication. It is important to avoid touching the sores unnecessarily with your hands or a towel to avoid spreading the infection.Some common side effects of Acivir Cream include burning, irritation, itching, and redness of the skin at the site of application. If these side effects persist for a longer duration, you should consult your doctor. Do not use the cream in the eyes, mouth, nose, or vagina, as it may cause irritation. If accidental exposure to these areas occurs, rinse immediately with plenty of water.It is important to follow your doctor's instructions carefully while using Acivir Cream. Do not use more of the medication than recommended, and do not use it for longer than prescribed. If you miss a dose, apply the medication as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and continue with your regular schedule.If you experience any allergic reactions such as swelling of the face, lips, tongue, or throat, difficulty breathing, or hives, seek medical attention immediately. Inform your doctor of any other medications you are taking, as some medications may interact with Acivir Cream.