Zostiva Tablet 500 mg

Zostiva Tablet 500 mg Uses, Dosage, Side Effects, Food Interaction and all others data.

Zostiva Tablet 500 mg
Uses
Dosage
Side Effect
Precautions
Interactions
Uses during Pregnancy
Uses during Breastfeeding
Accute Overdose
Food Interaction
Half Life
Volume of Distribution
Clearance
Interaction With other Medicine
Contradiction
Storage

Trade Name	Zostiva Tablet 500 mg
Generic	Valacyclovir
Weight	500 mg
Type	Tablet
Therapeutic Class	Herpes simplex & Varicella-zoster virus infections
Manufacturer	UniMed UniHealth Pharmaceuticals Ltd.
Available Country	Bangladesh
Last Updated:	October 19, 2023 at 6:27 am

Uses

Zostiva Tablet 500 mg is indicated for the treatment of Herpes zoster (shingles). It is indicated for the treatment or suppression of genital herpes in immuno-competent individuals and for the suppression of recurrent genital herpes in HIV infected individuals. It is also indicated for the treatment of cold sores (Herpes labialis).

Dosage

Zostiva Tablet 500 mg dosage

Adult Dosage: Cold Sores: 2 grams every 12 hours for 1 day Genital Herpes: Initial episode: 1 gram twice daily for 10 days Recurrent episodes: 500 mg twice daily for 3 days Suppressive therapy Immunocompetent patients: 1 gram once daily Alternate dose in patients with < 9 recurrences/year: 500 mg once daily HIV-infected patients: 500 mg twice daily Reduction of transmission: 500 mg once daily Herpes Zoster: 1 gram 3 times daily for 7 days Pediatric Dosage: Cold Sores (> 12 years of age): 2 grams every 12 hours for 1 day Chickenpox (2 to < 18 years of age): 20 mg/kg 3 times daily for 5 days; not to exceed 1 gram 3 times daily

Side Effects

The most frequently reported adverse reactions were nausea (15%), headache (14%), vomiting (6%), dizziness (3%) and abdominal pain (3%).

Precaution

Dosage reduction is recommended when administering valacyclovir to patients with renal impairment. Similar caution should be exercised when administering valacyclovir to geriatric patients and patients receiving potentially nephrotoxic agents. The safety and efficacy of valacyclovir have not been established in immuno compromised patients other than for the suppression of genital herpes in HIVinfected patients

Interaction

No dosage adjustment is recommended when valacyclovir is coadministered with digoxin, antacids, thiazide diuretics, cimetidine or probenecid in subjects with normal renal function.

Pregnancy & Breastfeeding use

Pregnancy category B. Zostiva Tablet 500 mg was not teratogenic in rats or rabbits at 10 and 7 times human plasma levels, respectively, during the period of major organogenesis. There is no adequate and well-controlled studies of valacyclovir in pregnant women. Nursing Mothers: Unchanged valacyclovir was not detected in maternal serum, breast milk, or infant urine. Zostiva Tablet 500 mg should be administered to a nursing mother with caution and only when indicated.

Contraindication

Zostiva Tablet 500 mg is contraindicated in patients with a known hypersensitivity or intolerance to valacyclovir, acyclovir, or any component of the formulation.

Special Warning

Pediatric Use: Safety and effectiveness of valacyclovir in pre-pubertal pediatric patients have not been established. Elderly Use (Over 65 yr.): Elderly patients may require a dose reduction of valacyclovir due to a low body weight or disorders (renal, CNS etc.) associated with aging.