去壳取仁用。畏牡蛎、白薇、茯苓。
甘，平，无毒。手阳明、足太阴药也。润燥滑肠，通乳催生。破积血而利小便，止消渴
而通关节。
风水腹大，腰脐重痛，不可转侧，麻仁半斤，水研取汁，入大米二合，煮稀粥，下葱、
椒、
盐、豉服。（验方第一。）
老人风秘。（第二。）
五淋涩痛。（第三。）
大便不通。（第四。）
产后秘塞。俱同上。（第五。）
产后瘀血，酒浸一宿，平旦服，每一两。（第六。）
妊娠心痛，水煎服。（第七。）
月水不通，同桃仁各二两，酒煎分服之。无燥结象者不用。（第八。）
呕逆不止，杵煎，水研取汁，着少盐吃，立效。（第九。）
虚劳内热，骨节痛，大便数，口燥，热淋。水煎三两分服。（第十。）
香港脚肿渴，熬汁入赤小豆煮熟，食豆饮汁。（十一。）
血痢不止，取汁煮绿豆，空心食。大效。（十二。）
大肠头出，寸余，干则自落，又出。坐香油中渍之，饮大麻子汁数升，自愈也。（十三。）
金疮内瘀，二两，葱白七个，捣，水煎服。血出不尽再服。（十四。）
小儿头疮，研细绞汁，合蜜涂之。（十五。）
白秃无发，炒焦为末，猪脂合敷，发生为度。再煮麻仁汁常服。（十六。）
小儿丹毒，捣末，水合敷之。（十七。）
去掉外壳，取用种仁。与牡蛎、白薇、茯苓相畏（即不宜同用或需慎用）。
味甘，性平，无毒。归属于手阳明大肠经和足太阴脾经的药物。具有润燥滑肠、通乳催生的功效。能破除瘀血并通利小便，止消渴症状并疏通关节。
风水病导致腹部胀大，腰部及脐部沉重疼痛，身体无法转动侧身。取麻子仁半斤，用水研磨取汁，加入大米二合，煮成稀粥，加入葱、花椒、盐、豆豉服用。（验方第一。）
老年人因风邪导致的便秘。（第二。）
大便不通。（第四。）
产后便秘。均按上述方法处理。（第五。）
产后瘀血阻滞，将麻仁用酒浸泡一夜，清晨服用，每次一两。（第六。）
月经不通，与桃仁各二两，用酒煎煮后分次服用。没有干燥结滞征象者不使用。（第八。）
呕吐逆气不止，将麻仁捣碎煎煮，用水研磨取汁，加少量盐食用，立即见效。（第九。）
虚劳内热，骨节疼痛，大便次数多，口干舌燥，热淋。用水煎煮三两，分次服用。（第十。）
脚气病肿胀口渴，将麻仁熬汁，加入赤小豆煮熟，吃豆子喝汤。（十一。）
直肠脱出，长约一寸多，干燥后会自行脱落，但又会再次脱出。坐在香油中浸泡患处，饮用大麻子汁数升，即可自愈。（十三。）
金创（金属利器造成的创伤）内部瘀血，用二两麻仁，七个葱白，捣碎，用水煎服。如果血液排出不尽，再服用一次。（十四。）
小儿头部疮疡，研细后绞取汁液，混合蜂蜜涂抹患处。（十五。）
白秃疮（一种无头发的癣症），炒焦后研为粉末，与猪脂混合敷用，以头发长出为度。再常服麻仁汁。（十六。）
小儿丹毒，研成粉末，用水调和后敷于患处。（十七。）
Remove the shell and use the kernel. It is incompatible with *Ostreae Concha* (Muli, 牡蛎), *Baiwei*, and *Poria* (Fuling, 茯苓).
Sweet in taste, neutral in nature, non-toxic. It enters the Hand-Yangming Large Intestine Meridian and the Foot-Taiyin Spleen Meridian. It moistens dryness and lubricates the intestines to promote bowel movements; promotes lactation and facilitates childbirth. It breaks up blood stasis and promotes urination; relieves polydipsia (Xiao Ke, 消渴) and unblocks the joints.
For Feng Shui disease presenting with abdominal distension, heavy pain in the waist and umbilicus, and inability to turn or change position: Take half a jin of *Cannabis Fructus* (Huo Ren, 火仁/麻仁), grind it in water to extract the juice, add two he of rice, and cook into a thin porridge. Add green onion, Sichuan pepper, salt, and fermented soybeans (*Douchi*, 豆豉) before consumption. (Verified Formula No. 1.)
For constipation due to wind in the elderly. (No. 2.)
For painful and difficult urination caused by the five types of strangury (Wu Lin, 五淋). (No. 3.)
For fecal impaction/inability to defecate. (No. 4.)
For postpartum constipation. All are treated as above. (No. 5.)
For postpartum blood stasis: Soak the kernels in wine for one night, take on an empty stomach in the morning, one liang per dose. (No. 6.)
For heart pain during pregnancy: Decoct in water and take orally. (No. 7.)
For amenorrhea: Combine with two liang of *Persicae Semen* (Taoren, 桃仁), decoct in wine, and divide into doses for administration. Do not use if there are no signs of dryness and accumulation. (No. 8.)
For persistent vomiting and belching: Pound and decoct the kernels, extract the juice with water, add a little salt, and consume. Immediate effect. (No. 9.)
For deficiency exhaustion with internal heat, joint pain, frequent bowel movements, dry mouth, and hot strangury: Decoct three liang in water and divide into doses for administration. (No. 10.)
For foot qi (Hong Jiao Jiao, 香港脚) with swelling and thirst: Roast the kernels to extract juice, add *Vigna angularis* (Chixiaodou, 赤小豆), boil until cooked, eat the beans and drink the soup. (Eleven.)
For intractable bloody dysentery: Extract the juice from the kernels, boil *Phaseolus radiatus* (Lüdou, 绿豆) in it, and consume on an empty stomach. Highly effective. (Twelve.)
For rectal prolapse protruding more than one cun, which falls off when dry but recurs: Sit in sesame oil to soak the area, and drink several sheng of *Cannabis Fructus* juice; it will heal spontaneously. (Thirteen.)
For internal blood stasis from metal wounds: Use two liang of kernels and seven stalks of white onion, pound together, decoct in water, and take orally. If blood discharge is incomplete, administer again. (Fourteen.)
For pediatric scalp sores: Grind finely, press to extract juice, mix with honey, and apply topically. (Fifteen.)
For alopecia areata (Bai Tu, 白秃): Stir-fry until charred, grind into powder, mix with lard, and apply externally until hair regrows. Also, frequently consume *Cannabis Fructus* juice. (Sixteen.)
For pediatric erysipelas (Dan Du, 丹毒): Grind into powder, mix with water, and apply topically. (Seventeen.)