Cramp Bark

Viburnum opulus

Family: Adoxaceae Evidence: T tincturecapsuleteadecoction

A traditional antispasmodic herb used to support muscle relaxation and menstrual comfort.

Safety Profile

PregnancyPossibly Unsafe
BreastfeedingInsufficient Data
PediatricInsufficient Data

Contraindications

Aspirin allergy (contains salicin). Kidney stones.

Interactions

May interact with blood thinners and blood pressure medications.

Side Effects

Generally well tolerated. GI upset in large doses.

Surgery: Discontinue 2 weeks before surgery.
Allergy: Aspirin sensitivity.
This information is for educational purposes only. It is not medical advice. Consult a qualified healthcare provider before using any herbal product.