香桂散
18.去血过多血虚痛, 去少壅瘀有余疼, 伤食恶食多胀闷, 寒入胞中
见冷形. 血虚当归建中治, 瘀壅失笑有奇功, 伤食异功加查麴, 胞寒
香桂桂归芎.
【注】产后腹痛, 若因去血过多而痛者, 为血虚痛; 若因恶露去少,
及瘀血壅滞而痛者, 为有余疼; 若因伤食而痛者, 必恶食胀闷; 若因
风寒乘虚入于胞中作痛者, 必见冷痛形状. 血虚宜当归建中汤; 血瘀
宜失笑散, 伤食宜异功散加山查, 神麴; 胞寒宜香桂散, 即佛手散加
桂心也.
当归建中汤 失笑散 异功散 方俱见首卷
延胡索散
19.少腹痛微名儿枕, 硬痛尿利血瘀疼, 尿涩淋痛蓄水证, 红肿须防
??疝癃. 儿枕瘀血延胡散, 归芍蒲桂琥珀红, 蓄水须用五苓散,??
疝吴萸温散行.
【注】产后少腹痛, 其痛若微, 乃产时血块未净, 名儿枕痛. 若少腹
坚硬, 小便利者, 为瘀血痛; 少腹硬而小便不利, 淋涩胀痛者, 乃蓄
水作痛; 若坚硬红肿而痛者, 须防成??, 疝, 癃之证. 因儿枕瘀血者
,宜延胡索散, 即当归, 赤芍, 蒲黄, 肉桂, 琥珀, 红花也. 因水蓄
者,宜五苓散. 若将成??, 疝, 癃者, 当以吴茱萸汤温散之.
吴茱萸汤 方见首卷 五苓散 方见三卷
18. 产后失血过多导致血虚而痛，恶露排出量少导致瘀血阻滞而有余之疼；饮食不节损伤脾胃导致厌恶食物且多胀闷，寒邪侵入胞宫见到畏冷的症状。血虚证应当用当归建中汤治疗，瘀血阻滞证用失笑散有奇效，伤食证用异功散加山楂、神曲，胞宫寒冷证用香桂散（由桂心、当归、川芎组成）。
【注】产后腹痛，如果是因失血过多而引起的疼痛，称为血虚痛；如果是因恶露排出量少，以及瘀血阻滞而引起的疼痛，称为有余疼；如果是因饮食不当引起的疼痛，必定伴有厌恶食物和胀闷感；如果是因风寒乘虚侵入胞宫引起的疼痛，必定出现冷痛的症状表现。血虚适宜用当归建中汤；血瘀适宜用失笑散；伤食适宜用异功散加山楂、神曲；胞宫寒冷适宜用香桂散，即佛手散加入桂心而成。
当归建中汤、失笑散、异功散的方剂均见本书首卷。
19. 少腹轻微疼痛名为儿枕痛，腹部坚硬疼痛且小便通利为瘀血疼痛，小便涩滞淋痛为蓄水证，红肿须防止形成疝气或癃闭。儿枕瘀血疼痛用延胡索散（由当归、白芍、蒲黄、肉桂、琥珀、红花组成），蓄水证必须用五苓散，疝气等证用吴茱萸汤温散行气。
【注】产后少腹疼痛，如果疼痛轻微，是产时血块未排净所致，名为儿枕痛。如果少腹坚硬，小便通利的，是瘀血疼痛；少腹硬且小便不利，淋涩胀痛的是，是蓄水作痛；如果坚硬红肿而痛的，须防止形成疝气、癃闭等证。因儿枕瘀血引起的，适宜用延胡索散，即当归、赤芍、蒲黄、肉桂、琥珀、红花组成。因水蓄积引起的，适宜用五苓散。若将形成疝气、癃闭的，当以吴茱萸汤温散治疗。
吴茱萸汤方见本书首卷，五苓散方见本书三卷。
Xianggui San (Fragrant Cinnamon Powder)
18. Excessive blood loss leading to Blood deficiency causes pain; scanty lochia leading to Blood stasis obstruction causes excess-type pain; food injury causing aversion to food and frequent distension and fullness; cold pathogen entering the uterus manifests as cold intolerance. Blood deficiency should be treated with Danggui Jianzhong Tang (Cinnamon Twig Decoction for Tonifying the Middle); Blood stasis obstruction is effectively treated with Shixiao San (Displeasure-Dispelling Powder); Food injury is treated with Yigong San (Extraordinary Merit Powder) added with Shan Zha (Crataegi Fructus) and Shen Qu (Massa Medicata Fermentata); Uterine cold is treated with Xianggui San, composed of Guixin (Cinnamomi Cortex), Danggui (Angelicae Sinensis Radix), and Xiong (Chuanxiong Rhizoma).
[Note] Postpartum abdominal pain: if caused by excessive blood loss, it is called Blood deficiency pain; if caused by scanty lochia and stagnation of Blood stasis, it is called excess pain; if caused by dietary injury, there must be aversion to food, distension, and fullness; if caused by wind-cold invading the uterus through a deficiency, cold pain symptoms will appear. Blood deficiency is suitable for Danggui Jianzhong Tang; Blood stasis is suitable for Shixiao San; Food injury is suitable for Yigong San added with Shan Zha and Shen Qu; Uterine cold is suitable for Xianggui San, which is Foshou San (Buddha's Hand Powder) added with Guixin (Cinnamomi Cortex).
The formulas for Danggui Jianzhong Tang, Shixiao San, and Yigong San are all found in the first volume.
Yanhusuo San (Corydalis Powder)
19. Mild pain in the lower abdomen is named Erzhen (Child Pillow) pain; hard and painful lower abdomen with free urination indicates Blood stasis pain; difficult, dribbling, and painful urination indicates Water accumulation syndrome; redness and swelling require prevention of Hernia or urinary retention. Erzhen Blood stasis is treated with Yanhusuo San, composed of Danggui (Angelicae Sinensis Radix), Baishao/Chishao (Paeoniae Radix Alba/Rubra), Puhuang (Pollinis Typhae), Rougui (Cinnamomi Cortex), Hupo (Succinum), and Honghua (Carthami Flos); Water accumulation requires Wuling San (Five-Ingredient Powder with Poria); Hernia conditions are treated with Wuzhuyu Tang (Evodia Decoction) to warm and disperse.
[Note] Postpartum lower abdominal pain: if the pain is mild, it is due to incomplete expulsion of blood clots during childbirth, named Erzhen pain. If the lower abdomen is hard but urination is free, it is Blood stasis pain; if the lower abdomen is hard with difficulty in urination, dribbling, and painful distension, it is Water accumulation pain; if hard, red, swollen, and painful, one must guard against the formation of Hernia or Lin (Strangury)/Long (Urinary Retention) syndromes. For Erzhen Blood stasis, Yanhusuo San is suitable, composed of Danggui, Chishao, Puhuang, Rougui, Hupo, and Honghua. For Water accumulation, Wuling San is suitable. For conditions about to develop into Hernia or Long, Wuzhuyu Tang should be used to warm and disperse.
The formula for Wuzhuyu Tang is found in the first volume; the formula for Wuling San is found in the third volume.