Famtrex 500mg Tablet 7.0 tablets in 1 strip

Last Updated: March 27th, 2026

Famtrex 500mg Tablet is a product of Cipla Ltd

Composition: Famciclovir (500mg)

Pack of 7 tablet

₹ 269.27

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All Details About Famtrex 500mg Tablet

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Famtrex 500mg Tablet

Description:

Famtrex 500mg Tablet is an antiviral medicine. It helps in treating viral infections like herpes labialis, herpes simplex virus infections, shingles, and genital herpes infection. It prevents the multiplication of virus in human cells and therefore helps in clearing the infection.

Famtrex 500mg Tablet should be taken in the dose and duration as advised by your doctor. Do not skip any doses and finish the full course of treatment even if you feel better. It may be taken with or without food, but it is better to take it at a fixed time. If you miss a dose, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule, to avoid overdose. You should drink plenty of water while on treatment with this medicine as it helps to prevent dehydration and kidney damage.

Some side effects of this medicine include headache, dizziness, vomiting, nausea, fatigue, and fever. Inform your doctor if these side effects persist for a longer duration. Please consult your doctor if you are pregnant, planning to conceive or breastfeeding.

Uses:

Directions For Use:

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Famtrex 500mg Tablet may be taken with or without food.

Side Effects:

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Ordinary side effects of Famtrex

Headache
Dizziness
Nausea
Rash
Abdominal pain
Itching
Abnormal liver function tests
Increased lipase in the blood
High levels of serum amylase

Warning & Precautions:

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Famtrex 500mg Tablet. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

The safety of Famtrex 500mg Tablet during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.

Breast feeding

CAUTION

Famtrex 500mg Tablet should be used with caution during breastfeeding. Breastfeeding should be held until the treatment of the mother is completed and the drug is eliminated from the body.

Driving

UNSAFE

Famtrex 500mg Tablet may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
.

Kidney

CAUTION

Famtrex 500mg Tablet should be used with caution in patients with severe kidney disease. Dose adjustment may be needed.

Liver

CONSULT YOUR DOCTOR

There is limited data available on the use of Famtrex 500mg Tablet in patients with liver disease.
Limited information is available on the use of Famtrex 500mg Tablet in these patients. No dose adjustment is recommended in patients with mild to moderate liver disease.

FAQs:

Does Famtrex 500mg Tablet prevent transmission of infection to others?

No, you can infect other people, even while you are being treated with Famtrex 500mg Tablet. Herpes infections are contagious, so avoid letting infected areas come into contact with other people. Avoid touching your eyes after touching an infected area. Wash your hands frequently to prevent transmitting the infection to others. You should practice safe sex by using condoms. You should not have sex if you have genital sores or blisters.

Is Famtrex 500mg Tablet effective?

Famtrex 500mg Tablet is effective if used in the dose and duration advised by your doctor. Do not stop taking it even if you see improvement in your condition. If you stop using Famtrex 500mg Tablet too early, the symptoms may return or worsen.

Can I stop taking Famtrex 500mg Tablet when I feel better?

No, do not stop taking Famtrex 500mg Tablet without consulting your doctor even if you are feeling better. Your symptoms may improve before the infection is completely cured. Therefore, for better and complete treatment, it is advised to continue your treatment for the prescribed duration.

What should I tell my doctor before starting treatment with Famtrex 500mg Tablet?

Earlier starting treatment with Famtrex 500mg Tablet, tell your doctor if you have any other health problems, like kidney or liver-related issues. This is because certain medical conditions may affect your treatment and you may even need dose modifications. Let your doctor know about all the other medicines you are taking because they may affect, or be affected by, this medicine. Inform your doctor if you are planning a baby, if you are pregnant or breastfeeding.

What are the serious side effects of Famtrex 500mg Tablet?

Earnest side effects are rare, but if you experience them, you should seek medical advice right away. These rare side effects include hives, blistering or peeling rash, yellow skin or eyes, unusual bruising or bleeding, loss of consciousness, fits, difficulty in breathing, hallucinations and swelling of the face, tongue, lips or throat.

Do elderly patients need to be more careful while taking Famtrex 500mg Tablet?

Older adults (over age 65 years) tend to experience more side effects when taking Famtrex 500mg Tablet. The reason being, their kidneys do not flush the drug out of their system as quickly as a younger person’s kidneys would do. Elderly patients should drink plenty of water while taking Famtrex 500mg Tablet, and their kidney function should be monitored. These patients should be given a lower dose and should be monitored for neurological problems.

What if I forget to take a dose of Famtrex 500mg Tablet?

If you forget a dose of Famtrex 500mg Tablet, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and take the next scheduled dose in the prescribed time. Do not double the dose to make up for the missed one as this may increase the chances of developing side effects.

What can happen if somebody takes more than the recommended dose of Famtrex 500mg Tablet accidentally?

Accidental, repeated overdoses of oral Famtrex 500mg Tablet over several days have resulted in nausea, vomiting, confusion and headache. Consult your doctor in case of overdose.

Can I get resistant to Famtrex 500mg Tablet treatment?

Tolerants with advanced HIV disease or patients with an impaired immunity have reported resistance to Famtrex 500mg Tablet. If you are not responding to Famtrex 500mg Tablet, the possibility of drug resistance should be checked.

Written by:
Dr. T. Sharmila Krishna
M.B.B.S., MD (Biochemistry)

Reviewed by:
Dr. Sureshbabu Yadav
M.B.B.S., DIP.DIAB, F.R.S.H

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