SafeFilter · Pregnancy
EspañolIs acyclovir safe during pregnancy?
Generally safe
FDA labeling reports no known pregnancy risk
FDA Pregnancy Category B (no evidence of risk in humans).
Why this result?Strong source
Based on: FDA drug labeling — pregnancy section (via openFDA) — FDA Pregnancy Category B (no evidence of risk in humans)
Confidence: Medium
- FDA Pregnancy Category B (no evidence of risk in humans).
- If this is a medicine you've been prescribed, don't stop it without talking to your provider.
FDA drug labeling — pregnancy section (via openFDA)
Automated result — not individually reviewed by a clinician.
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Open SafeFilterInformational only — not medical advice. Guidance can vary by trimester and individual health; confirm with your provider.