The clinical dosage is 3-9g; Grinding juice or human pills and powder. It can be used for the treatment of chest pain, dyspepsia, nausea and vomiting, cold hernia, beriberi, frequent micturition, etc.
The main components mainly contain volatile oil. It contains many sesquiterpenes, some of which belong to eucalyptus alkaloids and some belong to lindane derivatives. In addition, it also contains alkaloids. It has pharmacological effects of enhancing gastrointestinal activity, relieving pain, stopping bleeding, protecting liver, resisting bacteria, relieving asthma and resisting cancer, and its effects of exciting central nervous system and improving blood flow are worth studying.
It is forbidden for patients with qi deficiency and internal heat syndrome, and should be used with caution for pregnant women and people with physical weakness.