Valproic Acid
⚠Medium RID — 3.295% RID
Relative Infant Dose (RID)
3.295%
✓ Verified
Milk-to-Plasma Ratio (M:P)
0.42
✓ Verified
What This Means
Valproic Acid transfers about 3.295% of the maternal dose through breast milk. This is generally considered acceptable, but discussing timing of doses with your healthcare provider may be helpful.
Important: This information is for educational purposes only. Always consult your healthcare provider before taking any medication while breastfeeding. Do not stop prescribed medications without medical advice.
Data source: LactMed NBK501274 (Aug 2025). Milk levels 5-10% of maternal serum (multiple studies: 7%, 1.3-7.1%, 5-10%). • LactCheck by Benevolence Labs