Who Should Not Take Nettle

Interactions. Pregnant people should not take nettle or drink nettle tea. Due to a lack of research, children under the age of 12 years should also avoid nettle. It is important that people with existing conditions and those who take certain medications speak with a healthcare professional before trying nettle.

Can stinging nettle cause blood clots?

Possible Interactions with: Stinging Nettle Antiplatelet and anticoagulant drugs (blood-thinners) — Stinging nettle may affect the blood’s ability to clot, and could interfere with any blood-thinning drugs you are taking, including: Warfarin (Coumadin)

Does nettle tea cause bleeding?

It may also encourage bleeding and cause uterine contraction. Risks. Avoid stinging nettle if you’re allergic or sensitive to nettle or plants in the same family.