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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

VALTREX: 153 Adverse Event Reports & Safety Profile

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153
Total FAERS Reports
4 (2.6%)
Deaths Reported
58
Hospitalizations
153
As Primary/Secondary Suspect
14
Life-Threatening
4
Disabilities

First Report: 2003 · Latest Report: 20140521

What Are the Most Common VALTREX Side Effects?

#1 Most Reported
Drug ineffective
13 reports (8.5%)
#2 Most Reported
Hepatic enzyme increased
11 reports (7.2%)
#3 Most Reported
Altered state of consciousness
11 reports (7.2%)

All VALTREX Side Effects by Frequency

Side Effect Reports % of Total Deaths Hosp.
Drug ineffective 13 8.5% 0 1
Altered state of consciousness 11 7.2% 0 7
Hepatic enzyme increased 11 7.2% 0 9
Dysarthria 10 6.5% 0 8
Haemolysis 10 6.5% 0 10
Jaundice 10 6.5% 0 10
Renal failure acute 9 5.9% 0 8
Blood bilirubin increased 7 4.6% 0 7
Vomiting 7 4.6% 0 5
Decreased appetite 6 3.9% 0 5
Hallucination 6 3.9% 0 4
Malaise 6 3.9% 0 4
Toxic encephalopathy 6 3.9% 1 3
Delirium 5 3.3% 0 2
Dizziness 5 3.3% 0 3
Headache 5 3.3% 0 1
Herpes virus infection 5 3.3% 0 0
Herpes zoster 5 3.3% 0 2
Ill-defined disorder 5 3.3% 0 0
Nausea 5 3.3% 0 4

Who Reports VALTREX Side Effects? Age & Gender Data

Average age: 65.6 years. Most reports from: US. View detailed demographics →

Is VALTREX Getting Safer? Reports by Year

YearReportsDeathsHosp.
2003 1 0 1
2005 1 0 0
2006 3 0 2
2009 3 0 2
2011 2 0 0
2012 5 1 1
2013 42 1 23
2014 27 1 17

View full timeline →

What Is VALTREX Used For?

IndicationReports
Herpes zoster 44
Product used for unknown indication 35
Prophylaxis 14
Herpes virus infection 10
Herpes simplex 9
Genital herpes 8
Oral herpes 6
Varicella 5

VALTREX vs Alternatives: Which Is Safer?

VALTREX vs VAMOROLONE VALTREX vs VANCOMYCIN VALTREX vs VANDETANIB VALTREX vs VARDENAFIL VALTREX vs VARENICLINE VALTREX vs VARICELLA-ZOSTER VIRUS STRAIN OKA/MERCK LIVE ANTIGEN VALTREX vs VASOPRESSIN VALTREX vs VECTIBIX VALTREX vs VECURONIUM VALTREX vs VEDOLIZUMAB

Official FDA Label for VALTREX

Official prescribing information from the FDA-approved drug label.