What is fritillaria used for? In the sight of Traditional Chinese Medicine (TCM), this herb is bitter, sweet, and slightly cold in nature. It goes to two meridians, including lung and heart. Its chief functions are to eliminate phlegm by cooling, moisten lung to arrest cough, and remove stasis to reduce swelling. Its main indications and uses are irritating dry cough caused by lung heat, hacking cough with little phlegm, cough due to overexertion and Yin deficiency, dry coughing and sputum with blood, stagnation in chest and heart, the consumptive lung disease, pulmonary abscess, pharyngitis, and acute mastitis. Usual dosage is from 3 to 10 grams in decoction, or 1 to 2 grams in powder. Chemical composition It is a little bit complicated here. Fritimine is found in commodity fritillary bulb; Minpeimine, Chinpeimine and Minpeiminine are found in Fritillaria przewalskii Maxim.; Fritiminine is found in Fritillaria delavayi Franch. 1. Fritillaria cirrhosa D. Don contains fritimine and sipeimine; 2. Fritillaria unibracteata Hsiao et K. C. Hsia contains songbeisine, sonbeinine, sucrose, stearicacid, palmiticacid, and ??sitosterol; 3. Fritillaria delavayi Franch. contains dela-vlne, delavinone, chuanbeinone, delafrine, delafrinone,?22R,25S) -solanid-5-enine-3?,5?,6?-triol, peimisine, imperialine, and fritiminine; 4. Fritillaria przewalskii Maxim. contains minpeimine, minpeiminine, imperialine, delavinone, and chuanbeinone. Pharmacological actions Both fritillaria alkaloids and non-alkaloids have antitussive function; Both fritillary liquid extract and fritimine have expectorant effects, but in varying degrees; Sipeimine is antispasmodic; Both Fritimine and Imperialine can lower blood pressure; Peimine can increase uterine tension; The total alkaloids from Fritillaria have anti-ulcer effect information from chineseherbshealing