1. Class 9: Herbs and Formulas That Expel Parasites
Xianhui Li

2. Herbs that Expel Parasites
Fructus Quisqualis (Shi jun zi)
Cortex Meliae radicis (Ku lian gen pi)
Semen Arecae (Bing lang)
Rhizoma Dryopteris (Guan zhong)
Semen Cucurbitae (Nan gua zi)
Bulbus Alii sativi (Da suan)

3. Fructus Quisqualis (Shi jun zi)
Taste and Property: Sweet and warm
Meridian Tropism: Spleen, stomach
Actions: kills parasites, strengthens the spleen and dissolves accumulations, treat childhood nutritional impairment
Applications
Especially for killing roundworms and pinworms. Can be used by itself for mild cases. Used with ku lian pi, bing lang together.
For childhood nutritional impairment and for abdominal distention, pool appetite, or weak constitution. Its sweetness makes it useful for childrenm used with hu huang lian, rou dou kou, i.e. fei er wan
Dosage: 9-12g

6. Cortex Meliae radicis (Ku lian gen pi)
Taste and Property: bitter, cold, toxic
Meridian Tropism: Liver, spleen, stomach
Actions: kills parasites, clears damp-heat
Applications
Primarily for infestation of roundworms, hookworms, and pinworms, but also for vaginal trichomonas infections, used with bing lang, he shi, i.e. hua shi wan
Also used topically for tinea infections, can be used either as a wash or ground into a powder and made into a thick paste with vinegar
Dosage: 4.5-9g
Attentions: should not taken long term
tinea n. 癣    [n. 癣]

9. Semen Arecae (Bing lang)
Taste and Property: acrid, bitter, warm
Meridian Tropism: LI, stomach
Actions: kills parasites, removes food stagnation, promotes the movement of qi, promotes urination
Applications
For a wide variety of intestinal parasites, best for tapeworms, used with he shi, ku lian pi, i.e. hua chong wan
For food accumulation and stagnant qi with abdominal distention, constipation, or tenesmus, used with mu xiang, qing pi, i.e. mu xiang bing lang wan, used with bai shao, mu xiang, huang, i.e. shao yao tang
For damp leg qi and edema due to excess, used with mu tong, ze xie
Also used for malarial disorders, used with chang shan, cao guo, i.e. jie nue qi bao yin
Dosage: 6-15g

13. Rhizoma Dryopteris (Guan zhong)
Taste and Property: bitter, astringent, cold
Meridian Tropism: LI, LU, LV
Actions: clears heat and resolves toxicity, cools the blood and dispels stasis, expels parasites
Applications
For a wide variety of toxic problems including influenza, maculae due to heat, breast abscess, and dysenteric disorders, used with ye ju hua, da qing ye
For vomiting blood, blood in the stools, dysfunctional uterine bleeding and hemorrhoidal bleeding
For intestinal parasites
Dosage: 6-15g
Attentions: should not be taken during pregnancy, and overdosage should be avoided

16. Semen Cucurbitae (Nan gua zi)
Taste and Property: sweet, neutral
Meridian Tropism: LI, ST
Actions: kills parasites and alleviates pain
Applications
For tapeworms and roundworms. Used as a stand-alone herb for this purpose. Also used for schistosomiasis
Dosage: g
schistosomiasis n. 血吸虫病    [n. 血吸虫病]

19. Bulbus Alii sativi (Da suan)
Taste and Property: acrid, warm
Meridian Tropism: LI, LU, SP, ST
Actions: kills parasites; disperse abscesses and reduces swelling; resolves toxin; reduce food stagnation
Applications
For hookworms and pinworms, and in combination with other herbs, for other types of intestinal parasites. Also used for tinea of the scalp, used with bing lang, ku lian pi, he shi
For early stage sores and abscesses, used both internally and topically
For diarrhea and dysenteric disorders due to epidemic toxins or food stagnation
Dosage: g

22. Formulas that Expel Parasites
Mume Pill (wu mei wan)
Fat Baby Pill (fei er wan)

23. Mume Pill (wu mei wan)
Ingredients: wu mei, chuan jiao, xi xin, huang lian, huang bai, gan jiang, fu zi, gui zhi, ren shen, dang gui

24. Actions and indications of the formula
Warm the organs (intestines) and calm roundworms.
Indications
Intermittent attacks of abdominal pain, a stifling sensation, irritability, and warmth in the chest and epigastrium accompanied by vomiting after eating, and cold hands and feet. There may also be vomiting of roundworms.

25. Analysis of Formula Chief : wu mei Deputies: Assistants:
A very sour substance which is quite effective in eliminating roundworms
Deputies:
Chuan jiao, xi xin: are warm in nature and expel parasites and warm the organs
Huang lian and huang bai: are cold and bitter in nature and attack the worms.
Assistants:
Gan jiang, fu zi, gui zhi: warm the interior and are very useful in dispersing internal cold
Ren shen, dang gui: tonify qi and nourish the blood in order to prevent further injury to the normal qi
Envoy: vinegar (in which the chief herb is soaked)
It is sour in nature and conducts the actions of other herbs into the liver channel to treat the collapse

26. Modern application and attention
Ascariasis, roundworms in the bile duct, chronic gastrienteritis, post-gastrectomy syndrome, colitis, or chronic dysentery
Modification:
For constipation, add bing lang, zhi shi
For severe vomiting, add wu zhu yu, ban xia
For roundworms in the bile duct, add shi jun zi, ku lian gen pi
For chronic dysentery, add mu xiang and bai shao
Attention:
Contraindicated for explosive diarrhea or damp-heat dysenteric disorders
scarlet fever 猩红热     [猩红热 ]
diphtheria n. 白喉    [n. 白喉]
tonsillitis n. 扁桃腺炎    [n. 扁桃腺炎]
gingivostomatitis [n].龈口炎    [ [n].龈口炎]
folliculitis n. 『医』毛囊炎; 滤胞炎
furuncle n. 疔疮,疖

27. Fat Baby Pill (fei er wan)
Ingredients: shen qu, huang lian, rou dou kou, shi jun zi, chao mai ya, bing lang, mu xiang

28. Actions and indications of the formula
Kills parasites, reduces accumulation, strengthens the spleen, and clears heat.
Indications
Parasitic infestation with intermittent attacks of abdominal pain, indigestion, emaciation, loose stools, feverishness, foul-smelling breath, a sallow complexion, and a large, distended abdomen.

29. Analysis of Formula Chief : shi jun zi, bing lang
Have a strong antiparasitic effective
Deputies: hang lian, rou dou kou
Huang lian: clears heat.
Rou dou kou: strengthens the spleen,
Assistants:
Helps reduce the stagnation in the middle burner
Mu xiqng, promotes the qi in the middle burner
Mai ya, shen qu: reduce food stagnation serves as
Envoy: pig gall
When combined with huang lian, it drains heat and accumulation from the stomach, and conducts the actions of the other ingredients into stomach

30. Modern application and modification
Any childhood nutritional impairment with accumulation, even without parasitic infection. Ascariasis, malnutrition, and chronic indigestion in child
Modification:
For severe qi deficiency, add dang shen bai zhu
For cases with little or no internal heat, omit huang lian
For constipation, add da huang, zhi shi
For firm masses in the abdomen add san leng, e zhu
scarlet fever 猩红热     [猩红热 ]
diphtheria n. 白喉    [n. 白喉]
tonsillitis n. 扁桃腺炎    [n. 扁桃腺炎]
gingivostomatitis [n].龈口炎    [ [n].龈口炎]
folliculitis n. 『医』毛囊炎; 滤胞炎
furuncle n. 疔疮,疖