About Valaciclovir 500mg Tablets

Medication Name Valaciclovir
Type and Form of Medicine Tablet
What it Does Treats viral infections
Active Ingredients Valaciclovir hydrochloride
Strength 500mg
Size 10 tablets
Patient Information Leaflet Click here

What are Valaciclovir 500mg Tablets?

Valaciclovir 500mg Tablets are antiviral medications used to treat infections caused by certain types of viruses. These tablets contain the active ingredient valaciclovir hydrochloride, which helps to reduce the severity and duration of viral infections. Valaciclovir is commonly prescribed for conditions such as genital herpes, cold sores, and shingles. The medication works by stopping the virus from multiplying, allowing the body’s immune system to fight the infection more effectively.

What are Valaciclovir 500mg Tablets used for?

Doctors prescribe Valaciclovir 500mg Tablets primarily to treat genital herpes. This medication helps to reduce the severity and duration of outbreaks, relieve pain and discomfort, and prevent the spread of the virus to others. In addition to genital herpes, Valaciclovir 500mg Tablets are also used to treat other conditions, including:

  • Cold sores (herpes labialis)
  • Shingles (herpes zoster)
  • Chickenpox (varicella zoster) in children
  • Prevention of cytomegalovirus (CMV) infection following organ transplantation

How do Valaciclovir 500mg Tablets work?

Valaciclovir 500mg Tablets work by interfering with the virus’s ability to replicate. Once ingested, the body converts valaciclovir into aciclovir, an active compound that inhibits the viral DNA polymerase enzyme. This enzyme is crucial for the virus to reproduce and spread. By blocking this enzyme, Valaciclovir prevents the virus from multiplying, reducing the severity and duration of the infection. This allows the immune system to combat the virus more effectively and helps to alleviate symptoms associated with genital herpes and other viral infections.

Who are Valaciclovir 500mg Tablets suitable for?

Valaciclovir 500mg Tablets are suitable for adults and children over the age of 12 who need treatment for viral infections such as genital herpes, cold sores, and shingles. However, certain individuals should not take Valaciclovir 500mg Tablets or should use them with caution. These include:

  • People with kidney problems
  • Individuals with liver issues
  • Patients with weakened immune systems
  • Pregnant or breastfeeding women (consult a doctor)
  • Individuals allergic to valaciclovir or any other ingredients in the tablets

How to take Valaciclovir 500mg Tablets

  • Swallow the tablet whole with water.
  • Take the tablet with or without food.
  • Follow the dosage instructions provided by your doctor.

Take Valaciclovir 500mg Tablets as prescribed by your doctor, usually once or twice daily. The exact dosage and frequency depend on the condition being treated and your medical history.

For treating genital herpes, take Valaciclovir 500mg Tablets for 5 to 10 days, as directed by your doctor. For recurrent outbreaks, your doctor may recommend a shorter course of treatment.

Valaciclovir 500mg Tablets Side Effects

Like all medications, Valaciclovir 500mg Tablets can cause side effects. Below are some common, uncommon, and serious side effects you may experience.

Common Side Effects

  • Headache
  • Nausea
  • Stomach pain
  • Dizziness

Uncommon Side Effects

  • Rash
  • Vomiting
  • Diarrhoea
  • Fatigue

Serious Side Effects

  • Severe allergic reactions (swelling of the face, lips, tongue, or throat)
  • Confusion or hallucinations
  • Severe abdominal pain
  • Kidney problems (reduced urine output, blood in urine)

For a full list of side effects, please refer to the patient information leaflet.

Valaciclovir 500mg Tablets Ingredients

Active Ingredients: Valaciclovir hydrochloride

Other Ingredients: Microcrystalline cellulose, crospovidone, povidone, magnesium stearate, hypromellose, titanium dioxide, macrogol, and polysorbate 80.

Important Information

  • Do not take Valaciclovir 500mg Tablets if you are allergic to valaciclovir or any other ingredients in the tablets.
  • Inform your doctor if you have kidney or liver problems before taking this medication.
  • Tell your doctor if you are pregnant, planning to become pregnant, or breastfeeding.
  • Drink plenty of water while taking Valaciclovir to stay hydrated.
  • Do not exceed the prescribed dose.
  • Store the tablets in a cool, dry place away from direct sunlight.