NATCLOVIR 500mg Injection capsule/injection is used for the treatment of cytomegalovirus infection. It is used in organ transplantation to prevent cytomegalovirus infection. It is also indicated for the patients with Acquired Immuno Deficiency Syndrome (AIDS).

NATCLOVIR 500mg Injection ophthalmic solution/ointment is used for the treatment of eye infections caused due to herpes simplex virus.

NATCLOVIR 500mg Injection may also be prescribed for other conditions as determined by the doctor.

NATCLOVIR 500mg Injection belongs to the class of drugs called antivirals. The drug acts by preventing the viral DNA synthesis and inhibiting the growth and replication of the virus.

The dosage and the drug form depend on the age, weight and medical condition of an individual. Use NATCLOVIR 500mg Injection as prescribed by your doctor.

• NATCLOVIR 500mg Injection is available in the form of a capsule, eye ointment, gel (topical) or injection.
• Swallow NATCLOVIR 500mg Injection capsules whole. Do not open, crush, or chew the capsule. The capsule should be taken with food.
• Apply eye ointment or topical gel over the affected area of the eye.
• NATCLOVIR 500mg Injection injection is administered intravenously under medical supervision.

If you miss a dose of NATCLOVIR 500mg Injection , consult your doctor immediately.

Drugs that interact with NATCLOVIR 500mg Injection include the following:

• Adriamycin
• Amphotericin B
• Cyclosporine
• Dapsone
• Didanosine
• Flucytosine
• Imipenem
• Pentamidine
• Probenecid
• Sulfamethoxazole
• Trimethoprim
• Vinblastine
• Vincristine
• Zidovudine

This is not a comprehensive list of drug interactions. Consult your doctor to know more about other possible drug interactions.

The following are the most common side effects of NATCLOVIR 500mg Injection oral capsule/injection:

• Abdominal pain
• Loss of appetite
• Nausea and vomiting

The following are the most common side effects of NATCLOVIR 500mg Injection ophthalmic solution/ointment:

• Stinging or tingling sensation
• Red, watery eyes
• Blurred vision

This is not a complete list of side effects and others may occur. Please consult your doctor to know more about other possible side effects.

• Avoid using the medicine if you are allergic to NATCLOVIR 500mg Injection or similar drugs.
• Avoid consumption of alcohol as it may worsen the side effects of NATCLOVIR 500mg Injection capsule.
• Avoid contact with people having cold and infection as NATCLOVIR 500mg Injection reduces the body’s ability to fight infections.
• Avoid NATCLOVIR 500mg Injection during pregnancy or breastfeeding because the safe use of the drug is not yet established.
• Do not stop using the medication abruptly unless instructed by the doctor. Stopping the medication suddenly may cause the illness to return.

• Tell your doctor if you have any history of eye problems, blood disorders, kidney problems or bone marrow problems.
• Inform your doctor if you have been on dialysis recently or if you are undergoing dialysis.
• Inform the doctor if you are taking any other drugs, OTC medications, herbal products or nutritional supplements.

1. I am on NATCLOVIR 500mg Injection eye drops for the treatment of cytomegalovirus retinitis. Can I stop the drug if I feel better?

No. You must continue to use NATCLOVIR 500mg Injection medicine even if you feel well. Do not stop taking the drug without consulting your doctor.

2. Do I need to be monitored for any laboratory parameters while using NATCLOVIR 500mg Injection capsule?

Certain laboratory parameters such as kidney function and complete blood cell count may be recommended while using NATCLOVIR 500mg Injection capsule.

3. Can I use NATCLOVIR 500mg Injection capsule if I have anaemia?

No. NATCLOVIR 500mg Injection should be avoided in case of anaemia, as it may further alter the blood count.

4. Is it safe to alter the dose of the NATCLOVIR 500mg Injection ?

No. Do not alter the recommended dose. Consult your doctor if you are having any problem with the dosage prescribed.

5. Can I take other medications while on NATCLOVIR 500mg Injection ?

It is important to consult your doctor before taking any other drug with NATCLOVIR 500mg Injection , because certain combination of drugs may cause serious side effects that worsen the condition.