Does eating belladonna tablets have an effect on thyroid nodules?

Eating belladonna tablets has an effect on thyroid nodules. Belladonna tablet is a kind of traditional Chinese medicine, and its main component is belladonna root. Belladonna root contains some alkaloids, such as belladonna and lupine, which have certain pharmacological effects and can be used to treat some diseases, such as asthma and bronchitis. However, the alkaloids in belladonna root are also toxic, and long-term or excessive use may have adverse effects on human health, especially for patients with thyroid diseases, so it should be used with caution.