Zovirax 400 Tablet

Zovirax 400 Tablet contains Acyclovir (400mg) and is prescribed for the treatment of viral infections caused by the herpes virus, including herpes simplex (cold sores, genital herpes), herpes zoster (shingles), and varicella (chickenpox). It belongs to the class of antiviral medicines, which work by stopping the virus from multiplying in the body. While it does not cure herpes infections, it helps reduce the severity, pain, and duration of outbreaks and prevents the virus from spreading.

Not everyone taking Zovirax 400 Tablet will experience side effects, but some may notice nausea, headache, dizziness, stomach upset, or tiredness, especially during the first few days of treatment. These effects are usually mild and improve as the body adjusts. However, if symptoms persist or become severe, medical attention is advised. The medicine should be taken exactly as prescribed by a physician, usually with or without food, and with a full glass of water to prevent kidney-related side effects. Dosage and duration are determined based on infection type, severity, and overall medical condition.

Avoid Zovirax 400 Tablet if allergic to Acyclovir (400mg) or any of its ingredients. Patients with kidney disease, dehydration, or immune system problems should inform their doctor before use. Pregnant and breastfeeding women must seek medical advice before starting treatment. Alcohol intake should be limited, as it may worsen dehydration and strain the kidneys. For best results, the medication should be combined with adequate hydration, rest, and supportive care.

Uses of Zovirax 400 Tablet

• Treatment of Genital Herpes: Helps reduce pain, itching, and healing time during outbreaks of genital herpes.
• Cold Sores (Herpes Labialis): Shortens the duration of cold sores and decreases the chance of recurrence.
• Shingles (Herpes Zoster): Reduces pain, rash severity, and complications such as nerve pain.
• Chickenpox (Varicella): Helps speed up recovery and reduces the severity of symptoms.
• Prevention of Recurrences: In patients with frequent herpes outbreaks, it is used as suppressive therapy to prevent future episodes.

Benefits of Zovirax 400 Tablet

• Reduces the severity and duration of herpes outbreaks.
• Helps relieve symptoms such as pain, itching, burning, and blisters.
• Prevents frequent recurrences when used as suppressive therapy.
• Lowers the risk of spreading the herpes virus to others.
• Supports faster recovery from shingles and chickenpox.

How Zovirax 400 Tablet Works

Zovirax 400 Tablet contains Acyclovir 400mg, an antiviral medicine that works by blocking the viral enzyme DNA polymerase. This prevents the herpes virus from multiplying and spreading in the body. By stopping virus replication, it helps the immune system control the infection, reduces symptoms, and speeds up recovery.

How to Take Zovirax 400 Tablet

• Take Zovirax 400 Tablet exactly as prescribed by your doctor.
• It can be taken with or without food, but should be swallowed with a full glass of water.
• Stay well hydrated during treatment to prevent kidney-related side effects.
• Take it at evenly spaced intervals for maximum effectiveness.
• Do not skip doses, as this may reduce effectiveness and delay recovery.
• Complete the full course of treatment, even if symptoms improve.

Side Effects of Zovirax 400 Tablet

Common side effects: Nausea, vomiting, headache, dizziness, diarrhea, stomach pain, or tiredness. These usually improve as your body adjusts.

Serious side effects: Severe kidney problems (reduced urine output, swelling), confusion, hallucinations, unusual bleeding, or allergic reaction (rash, itching, swelling of face/lips/throat). Contact your doctor immediately if any severe or persistent side effects occur.

Safety Advise

• Alcohol – Caution is advised when consuming alcohol with Zovirax 400 Tablet. Please consult your doctor.
• Pregnancy – Zovirax 400 Tablet may be used during pregnancy only if clearly needed. Consult your doctor for risks and benefits.
• Breastfeeding – Zovirax 400 Tablet passes into breast milk in small amounts. Breastfeeding women should use only under medical guidance.
• Driving – Zovirax 400 Tablet may cause dizziness or drowsiness in some patients. Do not drive if you feel unwell or unable to concentrate.
• Kidney – Zovirax 400 Tablet should be used with caution in patients with kidney disease. Dose adjustment may be required. Please consult your doctor.
• Liver – Usually safe, but patients with liver disease should use it with caution. Consult your doctor if you have a history of liver problems.

Frequently Asked Questions

Q: Can I take Zovirax 400 Tablet on an empty stomach?
A: Yes, Zovirax 400 Tablet can be taken with or without food. However, it should always be taken with a full glass of water to reduce the risk of kidney side effects.

Q: Is Zovirax 400 Tablet safe for long-term use?
A: Yes, Zovirax 400 Tablet can be used long-term as suppressive therapy in patients with frequent herpes outbreaks. Regular monitoring is recommended for safety.

Q: Can Zovirax 400 Tablet cure herpes completely?
A: No, Zovirax 400 Tablet does not cure herpes. It controls symptoms, reduces outbreaks, and prevents the spread of infection, but the virus remains in the body.

Q: What should I do if I miss a dose of Zovirax 400 Tablet?
A: Take it as soon as you remember. If it’s almost time for your next dose, skip the missed one. Do not double the dose to catch up.

Q: Does Zovirax 400 Tablet prevent transmission of herpes to others?
A: It lowers the risk but does not completely prevent transmission. Safe practices such as avoiding sexual contact during outbreaks and using protection are still necessary.

Q: Can Zovirax 400 Tablet be taken with other medicines?
A: Yes, but some medicines (like probenecid or other antivirals) may interact. Always inform your doctor about all medications and supplements you are taking.

Q: Are there any common side effects of Zovirax 400 Tablet?
A: Common side effects include nausea, headache, dizziness, or stomach upset. These are usually mild and go away as your body adjusts.

Q: Is Zovirax 400 Tablet suitable for elderly patients?
A: Yes, it can be prescribed, but elderly patients with kidney problems need dose adjustments and close monitoring to prevent side effects.

Q: Can I take Zovirax 400 Tablet during pregnancy or breastfeeding?
A: Its safety is not fully established. Use only if prescribed by a doctor after weighing the potential benefits against possible risks.