# Comparison of Two- Versus Three-antibiotic Therapy for Pulmonary Mycobacterium Avium Complex Disease

> **NCT03672630** · PHASE2,PHASE3 · COMPLETED · sponsor: **Kevin Winthrop** · enrollment: 474 (actual)

## Conditions studied

- Mycobacterium Avium Complex
- Nontuberculous Mycobacterium Infection

## Interventions

- **DRUG:** Azithromycin
- **DRUG:** Ethambutol
- **DRUG:** Rifampin

## Key facts

- **NCT ID:** NCT03672630
- **Lead sponsor:** Kevin Winthrop
- **Sponsor class:** OTHER
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-02-22
- **Primary completion:** 2026-01-08
- **Final completion:** 2026-01-08
- **Target enrollment:** 474 (ACTUAL)
- **Last updated:** 2026-02-02

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03672630

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03672630, "Comparison of Two- Versus Three-antibiotic Therapy for Pulmonary Mycobacterium Avium Complex Disease". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT03672630. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*