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Valtrex

Side Effects

List Valtrex side effects by likelihood and severity.

The following side effects are associated with Valtrex:

Common side effects of Valtrex:

  • Feel Like Throwing UpLess Severe
  • Head PainLess Severe

Infrequent side effects of Valtrex:

  • Painful PeriodsSevere
  • DiarrheaLess Severe
  • Disorder of the Digestive SystemLess Severe
  • DizzyLess Severe
  • Incomplete or Infrequent Bowel MovementsLess Severe
  • Joint PainLess Severe
  • Loss of AppetiteLess Severe
  • Low EnergyLess Severe
  • Stomach CrampsLess Severe
  • Throwing UpLess Severe

Rare side effects of Valtrex:

  • Any Disorder of the BrainSevere
  • ComaSevere
  • Decreased Blood PlateletsSevere
  • Decreased Neutrophils a Type of White Blood CellSevere
  • Erythema MultiformeSevere
  • Giant HivesSevere
  • High Blood PressureSevere
  • HivesSevere
  • Kidney FailureSevere
  • Life Threatening Allergic ReactionSevere
  • SeizuresSevere
  • Trouble BreathingSevere
  • Aggressive BehaviorLess Severe
  • Behaving with Excessive Cheerfulness and ActivityLess Severe
  • ConfusedLess Severe
  • Fast HeartbeatLess Severe
  • Feeling RestlessLess Severe
  • HallucinationLess Severe
  • Involuntary QuiveringLess Severe
  • RashLess Severe
  • Sun-Sensitive SkinLess Severe
  • UncoordinatedLess Severe

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, expect as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.

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