American Society of Hirudotherapy

Leech therapy: a history

Research article published in Journal of the history of dentistry (2005)

Last Updated: March 18, 2026Reviewed by: ASH Editorial Board
Research article — evidence reviewArticle reference
Drug DevelopmentClinical TrialsHyson J · Journal of the history of dentistry, 2005

Abstract

Bloodletting is an ancient procedure that was utilized for curing the ills of man. This article traces the use of leeches for bloodletting therapy from ancient Greek times to the Chapin Harris era in the 1840s to modern day usage by plastic surgeons. The leech is described as both a parasite and a therapeutic agent. The techniques used by both medicine and dentistry are historically documented.

Abstract sourced from PubMed (NCBI) for the cited record. See the original publication for the authoritative version.

Publication typeHistorical ArticleJournal Article
Indexed MeSH termsEuropeGreeceHistory of DentistryHistory of MedicineHistory, 16th CenturyHistory, 18th CenturyHistory, 19th CenturyHistory, 20th CenturyHistory, AncientLeechingRussiaUnited States

Summary

Bloodletting is an ancient procedure that was utilized for curing the ills of man. This article traces the use of leeches for bloodletting therapy from ancient Greek times to the Chapin Harris era in the 1840s to modern day usage by plastic surgeons.

Why This Matters for Hirudotherapy

Relevant to the development and clinical application of leech-derived pharmaceutical compounds.

Citation

Leech therapy: a history.

Hyson J · Journal of the history of dentistry, 2005

Added to ASH library: March 18, 2026 · Site last updated: March 18, 2026

This website provides educational information and does not constitute medical advice, diagnosis, or treatment recommendations. Medicinal leech therapy carries clinically meaningful risks and should be performed only by qualified clinicians under institutionally approved protocols. FDA 510(k) clearance for medicinal leeches is limited to specific indications; investigational and off-label discussions are labeled accordingly. For patient-specific guidance, consult a qualified healthcare provider.

Leech therapy: a history | ASH