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  • Produced by world renowned
    Centurion Laboratories
  • Treat cold sores as well as chickenpox
  • Effectively treats infections
    caused by herpes viruses
  • Genuine medication
  • Reputable brand



Centrex contains the active ingredient Valacyclovir and is used in the treatment of

Herpes simplex labialis (Cold Sores), Genital Herpes, Herpes Zoster Infection (Shingles) and Chickenpox

It has exactly the same properties and effectiveness as the original brand medication Valacyclovir, but is available for purchase at a much friendlier price point.

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Tested Medication

Approved by FDA in manufacturing country.


Centrex is a generic alternative to Valacyclovir

It has the active ingredient Valacyclovir and is used as treatment for the following conditions:

Herpes simplex labialis (Cold Sores), Genital Herpes, Herpes Zoster Infection (Shingles) and Chickenpox

Centrex is produced in India by Centurion Laboratories Private Ltd.
It is usually packaged in a Blister Pack of 10 Pills.
The pills are Capsule shaped, Blue and come in Standard Tablet form.

Does it cause sleepiness?


Can I develop an addiction?

The usage of Centrex IS NOT habit forming.

Onset of action

Under normal circumstances onset for Centrex usually is expected in:

2-3 days


Half-life of Valacyclovir based drugs is usually 2-4 hours. This means, that Centrex will be most potent in your system for at least 2-4 hours.

Duration of effect

The effects of Centrex will last on average for:

not clinically established

What are the side effects of Centrex?

Like all other medications containing Valacyclovir, Centrex can have various side effects.

We encourage You to consult your family doctor and seek information available online to find out what the most common side effects of Centrex can be.

Interactions with medications

Centrex interacts with the following medications:

Amikacin, Cidofovir, Cisplatin, Tacrolimus, Zoster vaccine and Varicella virus vaccine

Interactions with diseases

Centrex interacts with the following diseases:

Renal impairment

Interactions with food

Centrex interacts with the following foods:

Information not available

Can it be taken with food?

Centrex Can be taken with or without food.

Can Centrex be taken during pregnancy?

not recommended.

Can Centrex be used while breast-feeding?

not recommended.

Should I consult my doctor before using this medication?

Yes, to avoid any negative effects on your health, you should always consult your physician and find out about the possible interactions, side effects and less common side effects, which may occur, before using Centrex.

Having said that, Centrex and other Valacyclovir based products have become very popular due to their attractive price point and medical potency in comparison to brand name originals.

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