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Pin Yin:
qian niu zi
Common name: morning glory seed
Botanical family: Convolvulaceae
Botanical name: 1, Pharbitidis nil (L.) Choisy; 2, P. purpurea (L.) Voigt
Primary action: Harsh expellants
Secondary actions:
Drain Dampness, Promote Urination;
Expel Parasites
Temperature: cold
Taste: acrid, bitter, toxic
Entering Channel: Lu, Kd, LI
Actions:
Expels water by inducing watery diarrhea and increasing diuresis; used for accumulation of Repletion Heat in Stomach and Intestines with severe constipation, distended abdomen, and difficult urination.
Expels Phlegm and Congested Fluids; used for accumulation of fluids in chest and abdomen with cough, wheezing, and sensation of fullness in the chest.
Expels Parasites (especially roundworms and tapeworms) and reduces Food Stagnation.
(See
Qi Aspect Heat Congestion of Stomach and Intestines;
Interior Dampness ;
Hot Phlegm Blocking Lungs;
JueYin-stage Parasitic
.)
Dosage:
1.5-3 qian in decoctions; 0.5-1 qian if taken orally as powder.
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