Zovirax 400mg is indicated to lowers the pain and rapid healing of sores or blisters which is caused by varicella (chickenpox), Herpes Zoster. Zovirax 400mg is also indicated for the treatment of herpes virus infection which causes sore to form around the genitals and rectum from time to time(genital herpes) and hence blocks the outbreaks of genital herpes in people affected by virus.
Zovirax isexcited by phosphorylation before to that drug will preventssynthesis of viral DNA. Zovirax changes by addition of phosphate group to a viral enzyme known as thymidine kinase has more affinity. HSV-TK or VZV-TK by phosphorylation converts into acyclovir triphosphate then combined into viral DNA, thereby stops further DNA synthesis.Since Zovirax attack to a selective type of viral kinase, the drugs enter and works on those cells infected with HSV or VZV, hence it will demobilize the formation of herpesvirus DNA. At high concentration has low activity in uninfected cells, Here by HSV-TK or VZV-TK mutation will lead resistance to acyclovir.
Ingredients : Acyclovir
Strength : 400mg
Package : Pack of 10x5 tablets
The recommended adult dose is 200mg orally every 4 hours or 5 times a day for 10 days. Prescribed 400mg orally 3 times a day is givenfor 5 to 10 days.For pediatric dose
less than 12 years patients prescribed 40 to 80mg/kg/day orally, it can be divided into 3 to 4 times a day, max 5 to 10 days Max dose is given up to 1000mg/day 12yrs or older of patients prescribed 200mg orally 5 times a day every 4 hour. 400mg orally 3 times a day Duration: 7 – 10 daysHerpes simplex - mucocutaneous/ immunocompromised host
The recommended adult dose is 400mg orally 3 times a day
Duration: up to 5 to 10 days
The patient having Severe disease prescribed dose is 5mg/kg IV every 8 hours
For Episodic treatment: prescribed dose is 400mg orally 3 times a day upto 5 to 14 days
For pediatric dose: <12 years: 10 mg/kg IV for every 8 hours upto 7 days 12 years or older: 5 mg/kg IV for every 8 hours upto7 days continues HIV infection The patients with Mild Symptomatic Gingivostomatitis:20 mg/kg orally 4 times a day for 7 to 10 days ; Maximum dose: 400 mg Moderate to Severe Gingivostomatitis:5 to 10 mg/kg IV 3 times a day
The usual adult dose is10mg/kg IV for every 8 hours
Duration administrated for 10days and center for disease control and prevention recommends 21 days
For pediatric dose: 3 months to 12 years old : IV 10 to 20 mg/kg for every 8 hours 12 years or older: 10mg/kg IV every 8 hours Duration: 10days and center for disease control and prevention recommends 21 days
The usual adult dose is 800mg orally every 4 hours ( 5 times a day) for 7 to 10 days
Patients with Immunocompromised host dose is 10 mg/kg IV every 8 hours for 7 days
Treatment Duration 7 to 14-day course (oral plus IV)
For pediatric the prescribed dose is Immunocompetent Host: -Parenteral: < 1 year: 10 mg/kg IV every 8 hours for 7 to 10 days 1 year or older: 500 mg/m2 IV every 8 hours for 7 to 10 days Oral: 12 years or older: 800 mg orally 5 times a day for 5 to 7 days Immunocompromised Host: 10 mg/kg IV every 8 hours for 7 to 10 days
Zovirax 400mg contains ingestion of 100 capsules ( 20g) have been resulted has agitation, coma, seizures and lethargy. If overdose occurs provide supportive measures.
• Unusual changes in mood like aggressive behavior, confusion, speaking trouble, hallucinations, seizures, Coma.
• Decreased RBC and Platelets like fatigue
• Liver discomforts
• Skin reaction like hair loss, rash, breaking or loosening of skin, hives
• Changes in your vision
• Kidney failure like flank pain, bloody urine