Alias fragrant calamus, medicine calamus, water sword grass, mountain calamus, calamus leaves.

Morphological features perennial tufted herbs. Rootstock horizontal lying, 0.5 ~ 0.8 cm in diameter, curved, branched, dense links. Leaves basal, 10-30 centimeters long, 0.5-0.7 centimeters wide, sword-shaped strip, base folded, midvein inconspicuous. Fleshy spikes terete, leafy bracts (spathes) 5 to 15 cm long. Flowers small, yellowish green. Berries obovate. The rhizomes are picked in winter and spring and dried in the sun. Leaves are mostly used fresh and picked as they are used. Roots and leaves are fragrant.

The environment is distributed in the Yangtze River basin and the southern provinces. Mostly born in the valley stream ditch, also cultivated.

Effective flavor taste pungent, warm. It opens the orifices to dispel obscenities, resolves dampness and strengthens the stomach, and calms the mind.

The first formula: 15 grams of calamus.

Use: Decoction with water.

Treatment: rheumatism, rheumatoid arthritis. Second formula: Calamus root 6-15 grams.

Use: take the above medicine, 1 dose per day, decocted with water and taken at once for several decades.

Treatment: neurotic deafness. The third party: fresh calamus appropriate amount, the ground dragon 7, bamboo leech 40 milliliters.

Use: fresh calamus washed, mashed and twisted juice 20 milliliters; and then the ground dragon washed, add the right amount of sugar into the water, and bamboo leaching **** mix well, several times to serve. 1 dose per day.

Treatment: children's acute convulsions, phlegm and saliva in the throat congestion. Fourth formula: calamus 9 grams.

Use: water decoction in 3 doses, 1 dose per day, 30 days for a course of treatment, can be taken continuously.

Treatment: epilepsy. Fifth formula: calamus appropriate amount.

Use: take the above medicine, powdered orally.

Treatment: beef poisoning. Sixth formula: calamus 150-200 grams.

Use: take the above medicine, wash, add water, decoction. Wash the affected area externally, twice a day.

Treatment: scabies. Seventh formula: 10-15 grams of fresh calamus.

Use: grinding cold boiled water to take.

Treatment: heatstroke abdominal pain. Formula 8: Acorus calamus appropriate amount.

Use: Take the above medicine and pound it into juice. Drink it.

Treatment: eating croton poisoning.