Acyvir Tablets (Acyclovir)

Adult administration

1. Treatment of herpes simplex virus infections. Administer Acyclovir as 200 mg five times a day at 4-hour intervals for 5 days, and the treatment may be extended for severe primary infections. For severely immunocompromised patients or those with gastrointestinal absorption disorders, the dose may be increased to 400 mg for each administration or switched to intravenous administration. It is best to administer it as soon as possible after infection appears, and in recurrent cases, it is preferable to take it at the first signs of symptoms.

Child administration

1. Treatment of herpes simplex infections and prevention of herpes simplex infections in patients with impaired immune function. In children over 2 years old, the dosage is equivalent to that of adults. For children under 2 years old, half the adult dose is administered. 2. For children 2 years and older.

This medicine should not be used in certain patients. It could be dangerous for patients who are allergic to this medicine or its ingredients, or who have a genetic disease that impairs the breakdown of lactose. Patients with poor kidney or liver function, young children, and older adults should use this medicine with caution. Especially in cases of weakened kidney function, there is a higher likelihood of neurological symptoms appearing, so caution is required. During treatment, severe allergic reactions or skin rashes, fever, blisters, etc. may rarely occur, so if these symptoms appear, discontinue use immediately and consult a healthcare professional. Various neurological symptoms such as confusion, hallucinations, seizures, drowsiness, and anxiety can occur, which may occur more frequently in older patients or those with impaired kidney function. Adverse effects such as decreased kidney function, hepatitis, gastrointestinal disturbances, blood abnormalities, muscle pain, and cardiac arrhythmias have been reported, so if there are unusual symptoms, notify a healthcare professional immediately. To maximize treatment effectiveness, it is important to start taking the medication early when symptoms first appear, particularly in the case of chickenpox or herpes where it should be taken as soon as possible after symptoms develop. Adequate hydration is necessary while taking this medication, and especially with high doses, it is important to drink plenty of water to prevent kidney toxicity. Caution is necessary when driving or operating hazardous machinery as consciousness disturbances may occur. This medicine can interact with other drugs, so you must inform your healthcare professional about any other medications you are currently taking, especially when taking medications that affect kidney function as there is an increased risk of kidney deterioration. Women who are pregnant or may become pregnant should use this medicine cautiously, and those who are breastfeeding are advised to discontinue use. In young children or infants, it should only be used minimally and as needed, and elderly patients may need dose adjustments due to increased drug levels from reduced kidney function.

Serious side effects

Hives, severe swelling (edema), chest tightness, difficulty breathing, shock, anaphylactic shock, anaphylactoid reactions, Stevens-Johnson syndrome, toxic epidermal necrolysis (Lyell syndrome), jaundice, sudden and severe headache, coma, seizures, psychiatric symptoms, encephalopathy, confusion, vision abnormalities, paralysis, severe swelling associated with elevated blood pressure or urinary issues, shortness of breath.

Mild side effects

• Photosensitivity reactions
• fixed drug eruptions
• rashes
• fever
• blisters
• alopecia
• erythema multiforme
• consciousness disturbances
• disorientation
• concentration difficulties

This medicine should be stored in a tightly sealed container to protect it from air and moisture. Additionally, it is important to store it in a cool, dry place below 25 degrees Celsius to maintain its effectiveness.

Appearance

Light blue round tablets

Package unit

30 tablets/bottle, 100 tablets/bottle