辛，温，无毒。辟臭气，祛邪恶。芳烈如麝香，诸香药俱不及之。
出交趾。草根也，白色状如细柳根，芳烈如麝香，人多伪杂之。
辛，甘，微温，无毒。入手、足太阴经。除恶气，定霍乱。解心腹之疼痛，止脾胃之呕
逆。
温中开气，开胃进食。
出海边国，今岭南多有之，亦多种者。二月生苗，方茎有节，中虚，叶似茄叶。洁古、
东垣辈，惟用叶不用枝茎。
今人并梗枝用之，因叶多伪故耳。七月采。
霍乱欲死，同陈皮服。（验方第一。）
暑月吐泻，同滑石末，米泔下。（第二。）
胎前呕酸，同甘草末下。（第三。）
去口臭，煎漱。（第四。）
冷露疮烂，同细茶烧灰，香油合敷。（第五。）
藿香正气散 藿香 苏叶 云苓 白芷 槟榔 浓朴 陈皮 桔梗 半夏 炙草
姜枣
水煎。治四时不正之气，内停饮食，头痛寒热，霍乱吐泻，或作疟疾。（诸方第一。）
绢盛风千用。防己为使。
甘，苦，微温，无毒。入足太阴、厥阴。疗妇科百病，除产后诸症。利窍通关，养血补
气，
祛痰消症，长肉生肌。止吐衄而清头风，平痈肿而疗扑损。妇人劳瘦之疾，丈夫面黄
之。
生汝南诸泽，今在处有之，多生下地水傍，叶如兰，二月生苗，赤节，四叶相植枝节间。
产后诸肿，同防己末，酒下。（验方第一。）
疮肿初起，捣敷。（第二。）
损伤瘀肿。同上。（第三。）
产后阴翻，煎四两，入枯矾熏洗。（第四。）
【排草香】
味辛，性温，无毒。能驱除异味，祛除邪气。其香气浓烈如同麝香，其他香料药物都比不上它。
产于交趾（今越南北部）。是草根，颜色白色，形状像细柳根，香气浓烈如麝香，人们常将其伪冒混杂在其他药材中。
【藿香】
味辛、甘，性微温，无毒。归手太阴肺经和足太阴脾经。能去除恶气，安定霍乱。解除心腹部的疼痛，停止脾胃的呕吐和呃逆。
温暖中焦，行气宽中，开胃增进食欲。
产于海外国家，如今岭南地区多有生长，也有人工种植的。二月生苗，茎方形且有节，中间空虚，叶子像茄子叶。金元时期的医家洁古、东垣等人，只用叶子而不用枝茎。
如今人们连梗和枝一起使用，是因为叶子容易造假的原因。七月采收。
治疗霍乱危重欲死者，与陈皮同服。（验方第一。）
暑天出现呕吐腹泻，与滑石粉末，用米泔水送服。（第二。）
产前呕吐酸水，与甘草粉末同服。（第三。）
去除口臭，煎汤漱口。（第四。）
冷露疮溃烂，与细茶烧成灰，混合香油外敷。（第五。）
藿香正气散：由藿香、苏叶、云苓、白芷、槟榔、浓朴、陈皮、桔梗、半夏、炙甘草、生姜、大枣组成。
用水煎服。治疗四季不正之气，体内停滞饮食，头痛寒热，霍乱吐泻，或发作疟疾。（诸方第一。）
需用绢袋盛装，在风中晾干。以防己为引经药。
【泽兰】
味甘、苦，性微温，无毒。入足太阴脾经和足厥阴肝经。治疗妇科各种疾病，消除产后各种症状。通利窍道，通关脉，养血补气，祛痰消症，促进肌肉生长。止吐血鼻衄并清头风，平抑痈肿并治疗跌打损伤。治疗妇人因劳损导致的消瘦病，以及男子面色萎黄之症。
生于汝南各地的沼泽地带，如今到处都有，多生长在低洼水边，叶子像兰花，二月生苗，茎节呈红色，每节间有四片叶子相对生长。
产后各种肿胀，与防己粉末，用酒送服。（验方第一。）
疮肿初起，捣碎后外敷。（第二。）
损伤导致的瘀血肿胀。同上法使用。（第三。）
产后子宫脱垂，煎煮四两，加入枯矾熏洗。（第四。）
[Pai Cao Xiang]
Pungent in flavor, warm in nature, non-toxic. It repels foul odors and dispels evil qi. Its fragrance is intense like Moschus (Shexiang), surpassing all other aromatic herbs.
Originates from Jiaozhi (modern-day northern Vietnam). It is the root of a plant, white in color, resembling thin willow roots, with an intense fragrance like Moschus; it is often adulterated by people.
[Huo Xiang]
Pungent and sweet in flavor, slightly warm in nature, non-toxic. Enters the Hand-Taiyin Lung Meridian and Foot-Taiyin Spleen Meridian. It eliminates foul odors and stabilizes Huoluan (Cholera-like syndrome). It resolves pain in the heart and abdomen, and stops vomiting and regurgitation of the spleen and stomach.
It warms the middle jiao, promotes the movement of qi, opens the stomach, and stimulates appetite.
Originates from overseas countries; currently abundant in the Lingnan region, and also widely cultivated. Seedlings emerge in February; the stem is square with nodes, hollow inside, and leaves resemble those of eggplant. Physicians such as Jiegu and Dongyuan used only the leaves, not the stems.
Currently, people use both the stalks and stems because the leaves are prone to adulteration. Harvested in July.
For severe Huoluan nearing death, administer together with Chenpi (Tangerine Peel). (Verified Formula No. 1.)
For vomiting and diarrhea during summer heat, administer with powder of Huashi (Talcum) using rice washing water. (No. 2.)
For sour vomiting before childbirth, administer with powder of Gancao (Licorice Root). (No. 3.)
To remove bad breath, decoct for mouth rinsing. (No. 4.)
For cold-dew sores that have ulcerated, mix fine tea ash with sesame oil and apply externally. (No. 5.)
Huoxiang Zhengqi San (Agastache Powder to Regulate the Qi and Rectify the Middle): Composed of Huoxiang, Ziye, Yunling, Baizhi, Binglang, Nongpu, Chenpi, Jiegeng, Banxia, Zhigancao, Shengjiang, Dazao.
Decoct in water. Treats pathogenic factors of the four seasons, internal stagnation of food, headache with chills and fever, Huoluan with vomiting and diarrhea, or malaria. (First among various formulas.)
Dry in the wind using a silk bag. Fangji (Stephania Root) serves as the guiding herb.
[Zelan]
Sweet and bitter in flavor, slightly warm in nature, non-toxic. Enters the Foot-Taiyin Spleen Meridian and Foot-Jueyin Liver Meridian. It treats various gynecological diseases and eliminates postpartum syndromes. It benefits orifices and unblocks collaterals, nourishes blood and tonifies qi, dispels phlegm and resolves masses, and promotes flesh regeneration. It stops hematemesis and epistaxis while clearing head wind, reduces carbuncles, and treats traumatic injuries. It treats wasting-thirst due to labor in women, and sallow complexion in men.
Grows in marshes around Runan; currently found everywhere, mostly near low-lying waters. Leaves resemble orchids; seedlings emerge in February, with red nodes. Four leaves grow opposite each other at the nodes.
For various swellings after childbirth, administer with powder of Fangji using wine. (Verified Formula No. 1.)
For initial stage of carbuncle swelling, crush and apply externally. (No. 2.)
For traumatic injury with blood stasis and swelling. Use the same method. (No. 3.)
For postpartum uterine prolapse, decoct four liang, add Kufan (Alum), and fumigate/wash. (No. 4.)