# Doxycycline for Elbow Tendinopathy

> **NCT04686799** · PHASE1 · COMPLETED · sponsor: **Hospital for Special Surgery, New York** · enrollment: 21 (actual)

## Conditions studied

- Lateral Epicondylitis
- Lateral Epicondylitis, Left Elbow
- Lateral Epicondylitis, Right Elbow
- Lateral Epicondylitis, Unspecified Elbow
- Lateral Epicondylitis (Tennis Elbow) Bilateral
- Medial Epicondylitis
- Medial Epicondylitis, Right Elbow
- Medial Epicondylitis, Left Elbow

## Interventions

- **DRUG:** Doxycycline Hyclate 20 MG

## Key facts

- **NCT ID:** NCT04686799
- **Lead sponsor:** Hospital for Special Surgery, New York
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-12-03
- **Primary completion:** 2025-10-09
- **Final completion:** 2025-10-09
- **Target enrollment:** 21 (ACTUAL)
- **Last updated:** 2026-04-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04686799

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04686799, "Doxycycline for Elbow Tendinopathy". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04686799. Licensed CC0.

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