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Valacyclovir - Indications, Dosage, Side Effects and Precautions

Last Updated on May 11, 2020
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Information about Valacyclovir

Generic Name : Valacyclovir
Pronunciation : val- a- SYE- kloe- veer
Latest prescription information about Valacyclovir. Learn how to pronounce the drug's name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, warnings and its storage instructions . Also listed are the International and Indian trade name(s) of the drug and its price list.
ICD Code : Y41.5 | Therapeutic Classification : Antivirals
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Trade Names/Brand Names of Valacyclovir

India : 

International : 

Valtrex
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Why is Valacyclovir Prescribed? (Indications)

This medication is an antiviral agent, prescribed for herpes zoster (shingles), genital herpes and herpes labialis (cold sores). It slows down the growth and spread of the herpes virus, which is responsible for infection. Valacyclovir is also prescribed for the treatment of chicken pox in children less than 2 years of age.  

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When should Valacyclovir not be taken? (Contraindications)

Hypersensitivity to valaciclovir and acyclovir.

What is the dosage of Valacyclovir?

Herpes Zoster: 1gm, three-times/ day for a week.
Herpes Simplex: First episode: 0.50-10gm two times/ day, for 10days; recurrent episode: 0.5gm two times/ day for 3 days.
Cold Sores: 2gm two times per day.

How should Valacyclovir be taken?

It comes as a tablet to take by mouth, with or without food.

What are the warnings and precautions for Valacyclovir?

• It may lead to dehydration, drink adequate water or liquid.

Caution should be exercised in patients with history of liver or kidney impairment, AIDS, severe allergic reactions, elderly, pregnancy, and breastfeeding.

It may make you drowsy, do not drive a car or operate machinery while taking this medication.

Monitor kidney function regularly during first 10 days of treatment.

What are the side effects of Valacyclovir?

  Most Common: Headache, abdominal pain, pain in the lower back region, weakness, swelling in the face, lip, tongue and throat region.
  Respiratory : Difficulty in breathing.
  Skin : Hives and red spots in the skin.
  Gastrointestinal : Bloody diarrhea, vomiting and nausea.
  Central Nervous System: Fainting, drowsiness, mood changes, convulsions, confusion, aggression and hallucinations.
  Eye : Vision problems.
  Miscellaneous: Photosensitivity, liver function abnormalities, depression, joint pain, stuffy nose and sore throat.

What are the other precautions for Valacyclovir?

Avoid sexual contact with your life partner, if you have symptoms of genital herpes.
Do not stop the medication without consulting with your doctor.

What are the storage conditions for Valacyclovir?

Oral: Store below 30C. Do not freeze.




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Comments

Milan10, India

I WOULD LIKE TO BUY MACLEODS'S "VALAMAC 1000 [VALACICLOVIR HYDROCHLORIDE TABLETS], ATLEAST 3 PACKS OF 3 TABLETS. CAN ANYONE ADVISE WHERE IT COULD BE AVAILABLE? M. R. SHAH

Mei_Loh, Australia

I would like to buy Cipla's 1g Valcivir and am wondering if I could buy them online? Would anyone advise/comment please? Thanks.

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