Black Haw

How does Black Haw work?

Black haw contains a chemical that might relax the uterus.

Are there safety concerns?

Black haw stem bark is LIKELY SAFE for most people when taken by mouth in food amounts. Black haw root bark is POSSIBLY SAFE for most people when taken by mouth as a medicine. So far, no side effects have been reported.

Special Precautions & Warnings:

Pregnancy and breast-feeding: It is POSSIBLY UNSAFE to use black haw if you are pregnant. It might affect the uterus.

It's also best to avoid using black haw if you are breast-feeding. Not enough is known about its safety.

Aspirin allergy: Black haw contains chemicals called salicylates. There is some concern that these salicylates could trigger an allergic reaction in people with asthma or aspirin allergies.

Kidney stones: Because black haw contains oxalic acid, it might increase stone formation in people with a history of kidney stones.

Dosing considerations for Black Haw.

The appropriate dose of black haw for use as treatment depends on several factors such as the user's age, health, and several other conditions. At this time there is not enough scientific information to determine an appropriate range of doses for black haw. Keep in mind that natural products are not always necessarily safe and dosages can be important. Be sure to follow relevant directions on product labels and consult your pharmacist or physician or other healthcare professional before using.

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Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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