What are the effects, uses, and contraindications of mugwort?

Artemisia argyi is a perennial herbaceous plant of the Compositae family. It is warm in nature, bitter and pungent in taste, and enters the liver, spleen, and kidney meridians. Its main functions and therapeutic effects include:

1. Warming and promoting the circulation of meridians, dispelling cold, and relieving pain. It can effectively treat various symptoms caused by cold body constitution, such as irregular menstruation and infertility due to cold uterus.

2. Artemisia leaf contains volatile oils and flavonoid compounds that promote blood circulation, regulate qi, relieve muscle stiffness and pain, and have anti-inflammatory effects on skin inflammation and eczema.

3. Its pungent warmth dispels cold, while its bitter warmth dries dampness, making it effective in treating symptoms such as diarrhea caused by cold-damp descending.

4. Artemisia has antibacterial and antiviral properties and can be used for disinfection and antibacterial purposes.

Contraindications for using Artemisia include:

1. Pregnant women should use it cautiously, as its blood-activating effect may pose risks.

2. Individuals with a heat body constitution should not use excessive amounts, as it may exacerbate internal heat symptoms. Long-term and large-dose administration is also not recommended, as it may cause toxic reactions such as dizziness and nausea.

3. Patients with internal heat may experience dizziness and vertigo after using Artemisia.

4. Those allergic to Artemisia may develop rashes, itching, or even difficulty breathing after exposure.

5. Women should avoid taking Artemisia during menstruation to prevent worsening of cold uterus symptoms.

Artemisia should be used in appropriate amounts under the guidance of a physician to avoid improper use and potential health problems.