Women suffering from Bengzhong (sudden severe uterine bleeding) disease are affected by damage to the Chong Mai (Penetrating Vessel) and Ren Mai (Conception Vessel). Both the Chong Mai and Ren Mai originate within the Bao Gong (Uterus). If excessive labor and fatigue lead to Qi deficiency in the Chong and Ren vessels, they fail to secure and control the blood.

Formula for Cebai San (Celtis Leaf Powder) to treat women with Bengzhong presenting with discharge of five colors (mixed colored vaginal discharge), as well as hematochezia or metrorrhagia:
Cebai Ye (Folium Celtidis, two liang, lightly roasted); Huang Qin (Radix Scutellariae, one liang, sliced); Diyu (Radix Sanguisorbae, one liang, sliced); Chi Shaoyao (Radix Paeoniae Rubra, one liang); Wu Zhu Yu (Fructus Evodiae, half a liang, soaked in hot water seven times, then dried).
Grind the above ingredients into a fine powder through a silk sieve. Take one qian before meals, mixed with warm wine.

Formula for Fulonggan San (Stove Earth Powder) to treat women with Bengzhong presenting with discharge of five colors, or indeterminate red and white discharge, resembling bean soup juice, persisting for a long time, causing sallow emaciation, dry mouth, empty irritability, and anorexia:
Fulonggan (Cinis Caulis Ligustri Chinensis / Stove Earth, one liang); Gancao (Radix Glycyrrhizae Preparata, half a liang, roasted until slightly reddish and sliced); Chishizhi (Lapis Kaolinis, one liang); Xiongqiong (Rhizoma Chuanxiong, three fen); Guixin (Cortex Cinnamomi, half a liang); Danggui (Radix Angelicae Sinensis, three fen, processed until cracked and sliced).
Grind the above ingredients into a coarse powder through a sieve. Take four qian per dose. Add three jujubes to one zhong of water, decoct until reduced to six parts, strain, and take warm at any time.

Formula for Aiye San (Mugwort Leaf Powder) suitable for treating women with Bengzhong presenting with discharge of five colors and postpartum residual disorders:
Aiye (Folium Artemisiae Argyi, three fen, lightly fried); Danshen (Radix Salviae Miltiorrhizae, three fen); Shu Dihuang (Radix Rehmanniae Preparata, one and a half liang); Huang Qin (Radix Scutellariae, one and a half liang, sliced); Xiongqiong (Rhizoma Chuanxiong, one liang); Rendongteng (Caulis Lonicerae Japonicae, three liang).
Grind the above ingredients into a coarse powder through a sieve. Take four qian per dose. Add half a liang of fresh ginger to one zhong of water, decoct until reduced to six parts, strain, and take warm at any time.

Formula for Jushuye San (Zelkova Leaf Powder) to treat women with Bengzhong presenting with discharge of five colors, or persistent red and white discharge:
Jushuye (Folium Zelkovae, three liang); Gancao (Radix Glycyrrhizae Preparata, one liang, roasted until slightly reddish and sliced); Maidong (Tuber Ophiopogonis, two and a half liang, heart removed and dried); Ganjiang (Rhizoma Zingiberis Preparatum, one liang, processed until cracked and sliced).
Grind the above ingredients into a coarse powder through a sieve. Take four qian per dose. Add three jujubes to one zhong of water, decoct until reduced to six parts, strain, and take warm at any time.

Formula for Niujiao Xiao San (Buffalo Horn Gelatin Powder) to treat women with Bengzhong presenting with discharge of five colors, or persistent red and white discharge, accompanied by weak and fatigued limbs and intermittent abdominal pain:
Niujiao Xiao (Cornu Bubali Colla, two liang, calcined to ash); Longgu (Os Draconis, one liang); Danggui (Radix Angelicae Sinensis, three fen, sliced and lightly fried); Ganjiang (Rhizoma Zingiberis Preparatum, half a liang, processed until cracked and sliced); Yuyuliang (Lapis Haematitae, two liang, calcined); Chishizhi (Lapis Kaolinis, half a liang, roasted until slightly reddish).
Grind the above ingredients into a fine powder through a silk sieve. Take two qian at any time, mixed with warm wine.

Formula for Biejia San (Carapax Trionycis Powder) for cases where Bengzhong with discharge of five colors persists and other medicines are ineffective:
Biejia (Carapax et Plastrum Testudinis, two liang, coated with vinegar and roasted until slightly yellow); Haiyetou (Endoconcha Sepiae, one liang, calcined to ash); Longgu (Os Draconis, one liang); Baizhu (Rhizoma Atractylodis Macrocephalae, one liang); Yunmufen (Calamina Powder, two liang); Fulonggan (Cinis Caulis Ligustri Chinensis / Stove Earth, one liang, slightly scorched yellow); Baishi (Lapis Kaolinis, one liang).
Grind the above ingredients into a fine powder through a silk sieve. Take two qian at any time, mixed with hot wine.

Formula for Qilinjie San (Dragon's Blood Powder) to treat women with Bengzhong presenting with foul discharge of five colors that comes and goes continuously:
Qilinjie (Sanguis Draconis, one liang); Xiongqiong (Rhizoma Chuanxiong, one liang); Aiye (Folium Artemisiae Argyi, one liang, lightly fried); Longgu (Os Draconis, two liang); Haiyetou (Endoconcha Sepiae, two liang, calcined to ash); Huang Qin (Radix Scutellariae, one liang, dried); Shu Dihuang (Radix Rehmanniae Preparata, one liang).
Grind the above ingredients into a fine powder through a silk sieve. Take two qian at any time, mixed with rice gruel.

Formula to treat women with Bengzhong presenting with discharge of five colors, mental restlessness, and abdominal pain:
Longgu (Os Draconis, three liang); Ganjiang (Rhizoma Zingiberis Preparatum, three liang, processed until cracked and sliced); Baishaoyao (Radix Paeoniae Alba, three fen); Haiyetou (Endoconcha Sepiae, one liang, calcined to ash); Aiye (Folium Artemisiae Argyi, one liang).
Grind the above ingredients into a fine powder through a silk sieve. Take two qian at any time, mixed with red bran rice gruel.

Formula for Longgu Wan (Dragon Bone Pill) to treat women with Bengzhong presenting with discharge of five colors that persists for a long time:
Longgu (Os Draconis, one liang); Haiyetou (Endoconcha Sepiae, three fen, calcined to ash); Baishaoyao (Radix Paeoniae Alba, half a liang); Cebai Ye (Folium Celtidis, two liang, lightly fried); Lurong (Cornu Cervi Pantotrichum, one liang, hair removed, coated with butter and roasted).
Grind the above ingredients into a fine powder. Mix with refined honey and pound 300-200 times. Form pills the size of paulownia seeds. Take thirty pills before meals with rice gruel.

Another formula:
Niujiao Xiao (Cornu Bubali Colla, two liang, calcined to ash); Ganjiang (Rhizoma Zingiberis Preparatum, half a liang, processed until cracked and sliced); Longgu (Os Draconis, one liang).
Grind the above ingredients into a fine powder through a silk sieve. Take two qian before meals, mixed with rice gruel.

Formula for Yuyuliang Wan (Halloysite Pill) to treat women with persistent Bengzhong presenting with discharge of five colors, causing sallow emaciation, mental restlessness, and anorexia:
Yuyuliang (Lapis Haematitae, one liang, quenched in vinegar seven times); Baishi (Lapis Kaolinis, one liang); Longgu (Os Draconis, one liang); Xiongqiong (Rhizoma Chuanxiong, three fen); Danggui (Radix Angelicae Sinensis, three fen, sliced and lightly fried); Sheng Dihuang (Radix Rehmanniae Recens, one liang).
Grind the above ingredients into a fine powder. Mix with refined honey and pound 300-200 times. Form pills the size of paulownia seeds. Take thirty pills before meals with rice gruel.

Another formula:
Qilinjie (Sanguis Draconis, one liang); Wuyao (Fructus Linderae, half a liang); Ci Yao (Talcum, one liang, finely ground).
Grind the above ingredients into a fine powder through a silk sieve. Take one qian before meals, mixed with hot wine.

Another formula:
Maogen (Radix Imperatae, two liang); Fuping Cao (Herba Lemnae, one liang); Ciji Gen (Radix Cirsii Japonici, two liang).
Slice the above ingredients finely and divide into seven doses. For each dose, use one zhong of water, decoct until reduced to five parts, strain, and take warm before meals.

Another formula:
Canzhi Hui (Ash of Silkworm Paper, one liang); Cha Luo Nei Ruoye (Leaf inside Tea Sieve, one liang, calcined to ash).
Finely grind the above ingredients. Take two qian before meals, mixed with warm wine.