American adder's tongue
American adder's tongue

Background

American adder's tongue is a plant. The leaves and fleshy roots (tubers) are used to make medicine.

American adder's tongue is used to treat skin ulcers and to induce vomiting, but there is no good scientific evidence to support its use for any condition.

Don't confuse American adder's tongue (Erythronium americanum) with English adder's tongue (Ophioglossum vulgatum).
When taken by mouth: There isn't enough reliable information to know if American adder's tongue is safe or what the side effects might be.

When applied to the skin: There isn't enough reliable information to know if American adder's tongue is safe or what the side effects might be.

Special Precautions & Warnings:

Pregnancy and breast-feeding: There isn't enough reliable information to know if American adder's tongue is safe to use when pregnant or breast-feeding. Stay on the safe side and avoid use.

Plant allergies: People who are allergic tulips, lilies, and related plants may also have an allergic reaction to American adder's tongue.

Effectiveness

NatMed Pro rates effectiveness based on scientific evidence according to the following scale: Effective, Likely Effective, Possibly Effective, Possibly Ineffective, Likely Ineffective, Ineffective, and Insufficient Evidence to Rate.
Likely effective Effectiveness definitions
Possibly effective Effectiveness definitions
Likely ineffective Effectiveness definitions
Possibly ineffective Effectiveness definitions
Insufficient evidence Effectiveness definitions
  • To induce vomiting.
  • Skin softener.
  • Skin ulcers.
  • Other conditions.
More evidence is needed to rate the effectiveness of American adder's tongue for these uses.

Dosing & administration

The appropriate dose of American adder's tongue 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 American adder's tongue. 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.

Interactions with pharmaceuticals

It is not known if American Adder's Tongue interacts with any medicines. Before taking American Adder's Tongue, talk with your healthcare professional if you take any medications.

Interactions with herbs & supplements

There are no known interactions with herbs and supplements.

Interactions with foods

There are no known interactions with foods.

Action

There isn't enough reliable information to know how American adder's tongue might work as a medicine.
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This monograph was last reviewed on 20/04/2022 19:02:39. Monographs are reviewed and/or updated multiple times per month and at least once per year.
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