Thyroid nodules can be attributed to Chinese medicine “gall disease” category, cat’s claw herb has detoxification swelling, phlegm dispersal effect, can be used to assist in the treatment of thyroid nodule disease. Cat’s claw herb to small buttercup root dried into medicine. Cat’s claw herb is pungent, sweet, warm, can enter the liver, lung two meridians, has the effect of detoxification, swelling, phlegm dispersal effect, clinically used in the treatment of snake and insect bites, sores, swelling, scrofula, phlegm nucleus (subcutaneous swelling such as nucleus of the nodules) and other diseases. Cat’s claw herb is usually decocted soup for internal use, can also be pounded or powdered for external use, its adverse effects and contraindications are not clear. Cat’s claw herb needs to be used under the guidance of a traditional Chinese medicine practitioner, and should not be taken blindly. Although the cat’s claw herb has a variety of effects, but a single Chinese medicine is generally not recommended as a treatment program, it is recommended that patients with thyroid nodules timely consultation, under the guidance of the doctor for treatment.