俗名鬼螺蛳，形如海蛳而小，秋冬常在墙脚石隙中，夏月在湿地青苔上，取用洗去土。
治黄胆 慈航活人书∶取石上螺蛳半碗，捣如泥，无灰白酒顿热冲服之。
疔 济世良方∶黄风膏治疔疮，及头面热毒疮。雄黄一两，钉锈、白梅肉各五钱，消风；
散一
两，夏月加鬼螺蛳二十个，共研细末，苦盐卤调匀，贮瓷罐内。凡患疔肿毒疮，用银针挑破
毒顶，敷上此药，以绵纸盖定，其毒收敛不走，三日后即愈。 黄氏医抄∶取细长小鬼螺蛳
捣烂，连壳敷患处，露头出脓，次日即可消。
拔疔 保合堂秘方∶鬼螺蛳一个，荔枝核三个， 存性，白梅肉六个，共捣烂成膏，贴
之。
取出疔根后用八宝丹收功。
鼻疔 慈航活人书∶花盆中青螺二三个，同盐捣涂，立效。
白火丹 集听∶丹有五种，青、黄、赤、白、黑，黄白易治，黑丹莫救，青丹十日内可
治，
赤丹亦然，俱不可见灯火、食盐物。治法∶取溪涧中鬼螺蛳酒煮食，即消。胀肿气闷者，食
数次愈。
三漏丸 活人书∶治穿屁漏、通肠漏、瓜藤漏，皆湿热之邪毒，杀虫退管稳当之剂；土
蜂窝
、鬼螺蛳 、蝉蜕 各七钱，乳香、没药，川萆 酥炙、陈棕 、管仲 各五钱，猪悬蹄
甲十个，刺 皮炙一个，雷丸三钱，黄蜡四两化开，加麻油六七匙，入药为丸桐子大，每
服六七十丸，空心白汤下。
通经 周氏家宝∶鬼螺蛳十四个砑碎，油纸摊贴脐上，缚定周时。此螺生在阴处。
俗称为鬼螺蛳，形状像海蛳但体型较小，秋冬季节常栖息在墙脚石缝中，夏季则生活在湿地青苔上，使用时需取来洗净泥土。
治疗黄疸：《慈航活人书》记载：取石上螺蛳半碗，捣碎成泥状，用不含杂质的热白酒冲服。
治疗疔疮：《济世良方》记载：黄风膏用于治疗疔疮以及头面部的热毒疮。配方为雄黄一两，钉锈、白梅肉各五钱，消风散一两；夏季加入鬼螺蛳二十个，共同研成细末，用苦盐卤水调匀，贮存在瓷罐内。凡是患有疔肿毒疮的人，先用银针挑破毒疮顶部，敷上此药，用绵纸覆盖固定，可使毒气收敛不扩散，三日后即可痊愈。《黄氏医抄》记载：取细长的小鬼螺蛳捣烂，连同外壳一起敷在患处，促使脓液排出，次日即可消肿。
拔除疔根：《保合堂秘方》记载：取鬼螺蛳一个，荔枝核三个（保留药性），白梅肉六个，共同捣烂成膏状，贴敷于患处。取出疔根后，使用八宝丹进行收口治疗。
治疗鼻疔：《慈航活人书》记载：取花盆中的青螺二三个，加盐一同捣碎涂抹，立即见效。
治疗白火丹：《集听》记载：丹毒有五种，即青、黄、赤、白、黑四种颜色加上黑色，其中黄白色容易治疗，黑色丹毒难以救治，青色丹毒十日内可治，红色丹毒亦然，这些情况都不可见灯火、食盐物。治疗方法：取溪涧中的鬼螺蛳用酒煮食，即可消退。若伴有肿胀气闷症状，食用数次后可痊愈。
治疗三漏丸：《活人书》记载：治疗穿臀漏、通肠漏、瓜藤漏，这些都是由湿热邪毒引起的，是杀虫退管稳妥的药剂；配方为土蜂窝、鬼螺蛳、蝉蜕各七钱，乳香、没药、川萆薢（经酥炙处理）、陈棕、管仲各五钱，猪悬蹄甲十个，刺蒺藜皮（炙）一个，雷丸三钱，黄蜡四两熔化，加入麻油六七匙，将药物制成梧桐子大小的丸剂，每次服用六七十丸，空腹用白开水送下。
通经：《周氏家宝》记载：取鬼螺蛳十四个碾碎，用油纸摊开贴在脐部，绑缚固定一个时辰。这种螺蛳生长在阴湿之处。
Commonly known as "Gui Luosi" (Ghost Snail), it resembles the sea snail but is smaller in size. In autumn and winter, it is often found in stone crevices at the foot of walls; in summer, it lives on green moss in wetlands. It should be collected and washed to remove soil before use.
Treatment for Jaundice: *Cihang Huoren Shu* records: Take half a bowl of snails from rocks, crush them into a paste, and take orally with hot white wine free of impurities.
Treatment for Carbuncle (*Ding*): *Jishi Liangfang* records: Huangfeng Ointment treats carbuncles and heat-toxin sores on the head and face. The formula consists of Realgar (*Xionghuang*) 1 liang, nail rust and flesh of preserved plum (*Baimei Rou*) each 5 qian, and Xiaofeng Powder 1 liang; in summer, add 20 Gui Luosi, grind all together into a fine powder, mix evenly with bitter salt brine, and store in a porcelain jar. For any patient suffering from carbuncle swelling or toxic sores, first pierce the top of the sore with a silver needle, apply this medicine, cover firmly with cotton paper to prevent the toxin from spreading; healing occurs after three days. *Huangshi Yichao* records: Crush small, slender Gui Luosi until soft, and apply including the shell to the affected area to promote pus discharge; swelling subsides the next day.
Extraction of Carbuncle Root: *Baohetang Mifang* records: Take one Gui Luosi, three lychee seeds (*Lizhi He*) processed to retain their medicinal properties, and six pieces of preserved plum flesh (*Baimei Rou*). Crush together into a paste and apply externally. After extracting the root of the carbuncle, finish treatment with Babao Dan.
Treatment for Nasal Carbuncle: *Cihang Huoren Shu* records: Take two or three green snails from flower pots, crush them with salt, and apply topically for immediate effect.
Treatment for White Fire Dan (*Bai Huodan*): *Jiting* records: There are five types of Dan poison: green, yellow, red, white, and black. Yellow and white types are easy to treat, while black type is incurable. Green type can be treated within ten days, and red type similarly. All types must avoid exposure to lamp light and salted foods. Treatment method: Boil Gui Luosi found in mountain streams in wine and consume; the condition will subside. For those with bloating and stifling sensation, consuming it several times leads to recovery.
Sanlou Pills (*Three Leaks Pills*): *Huoren Shu* records: Treats perianal fistula (*Chuan Pi Lou*), recto-vaginal/enteric fistula (*Tong Chang Lou*), and vine-like fistula (*Gua Teng Lou*). These are caused by damp-heat pathogenic toxins. This is a reliable formula for killing parasites and resolving sinus tracts. Ingredients include earth wasp nest (*Tu Fengwo*), Gui Luosi, and cicada slough (*Chantui*) each 7 qian; Frankincense (*Ruxiang*), Myrrh (*Moyao*), Rhizoma Dioscoreae Hypoleucae (*Chuan Bi Xie*) prepared with butter, aged palm fruit (*Chen Zong*), and Artemisiae Argyi Folium (*Guan Zhong*) each 5 qian; ten pig hoof claws (*Zhu Xuantiji*), one spiny cocklebur peel (*Cishi Pi*) roasted, and Polyporus Umbellatus (*Leiwan*) 3 qian. Melt 4 liang of yellow beeswax, add 6-7 spoons of sesame oil, mix with herbs, and form pills the size of paulownia seeds. Take 60-70 pills per dose with plain warm water on an empty stomach.
Unblocking Meridians: *Zhou Shi Jiabao* records: Crush 14 Gui Luosi, spread onto oiled paper, and apply to the umbilicus, binding securely for one shichen (two hours). This snail grows in yin-damp places.