Traditional Chinese Medicine Healing Herbs(TCMHH)
Stranguria-Relieving Diuretics · 3-min read

Yi Yu

292 views · Updated 2026-10-06
Quick answer

Yi Yu: promote urination, treat strangury, expel wind and improve eyesight, remove toxicity.

Yi Yu
Yi Yu — Traditional Chinese Medicine Healing Herbs

衣鱼

Name

Yi Yu (Silverfish)

Sources

The drug is the dried whole body of Lepisma saccharina L. (family Lepismatidae), living in the wet sites under leaf, rock, trunk, moss, and in houses, books, and distributed almost all over China.

Constituents

The drug contains protein, peptidcs, amino acids, fats, steroid, fatty acids, phosphatides, monoglyceride, diglyccride, triglyceride.

The Effect of Yi Yu

Property

Salt, warm; bladder and liver meridians entered.

Actions

Induce diuresis, treat stranguria, expel wind and improve eyesight, remove toxicity.

Indications

Stranguria, difficult urination, nebula, sores and furuncle, infantile convulsions.

Dosage and Administrations

Decoct 5~10 silverfishes.

Cautions

It is contraindicated to pregnant women. Proper dosage is for external application, pounded for applying or used as eye drops.

When to see a doctor: herbal care suits mild, everyday issues. For worsening, severe, or sudden symptoms — or if you are pregnant, on medication, or treating a child — consult a licensed practitioner first.

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