1、祛风除湿：蚕沙具有祛风除湿的功效，可以用于治疗风湿痹痛、肢体不遂等病症。若出现风湿寒痹、骨节肿痛，常与羌活、独活等同用；若出现风湿热痹、肢节烦痛，则与防己、薏苡仁等配伍食用。蚕沙还可除湿舒筋，功用缓和，亦能止痒，用于治疗风疹、湿疹瘙痒等病症，可单用煎汤外洗或与白鲜皮、地肤子等同用。
2、和胃化浊：蚕沙具有和胃化浊的功效，常用于治疗湿浊中阻而致的腹痛、吐泻、转筋等病症，常配伍木瓜、薏苡仁等同用，如蚕矢汤。
3、活血通经：蚕沙具有活血通经的功效，临床可用于治疗女性闭经、崩漏等病症，改善症状效果较明显。
降低药效
Effects and functions
Dispelling wind and dampness, harmonizing the stomach and resolving turbidity, invigorating blood circulation and promoting menstruation
Silkworm sand is the dung of the larvae of silkworm moths of the family Silkwormidae. Dried silkworm sand, short cylindrical grains, 2-5 mm long, 1.5-3 mm in diameter, gray-black surface, with 6 obvious longitudinal ribs and 3-4 transverse shallow lines. Both ends are slightly flat, hexagonal, hard and brittle, easy to scatter when wet, slightly grassy air. Silkworm sand has the efficacy of dispelling wind and removing dampness, harmonizing the stomach, activating blood circulation, etc.
1, dispel wind and dampness: silkworm sand has the efficacy of dispelling wind and dampness, can be used to treat rheumatic paralysis, limb paralysis and other diseases. If there is wind-damp cold paralysis, swelling and pain in the bones, often used with qiangwu, doklam; if there is wind-damp heat paralysis, pain in the limbs, then with Fangji, coix seeds, etc.. Silkworm can also remove dampness and relieve tendons, and can also relieve itching, used for the treatment of rubella, eczema itching and other conditions, can be used alone decoction for external washing or with white fresh skin, the skin of the same use.
2, and the stomach to resolve turbidity: silkworm sand has and the stomach to resolve turbidity, often used in the treatment of dampness in the obstruction of abdominal pain, diarrhea, tendons and other conditions, often used with papaya, coix seeds, such as silkworm vector soup.
3, blood circulation and menstruation: sericea has the efficacy of blood circulation and menstruation, and can be used clinically for the treatment of female amenorrhea, menorrhagia and other conditions, improving the symptoms of more obvious effect.
Precautions
Suitable for
Menorrhagia
Contraindicated groups
Those with weak stomach and intestines
Not suitable to eat together
Spicy and stimulating food
Reduces the effectiveness of the medicine
Usage
Take internally
It is important to note that the decoction should be wrapped in gauze, and the specific effects are determined by the combination of the herbs.
