# Study on the Impact of Decolonization Treatment of Pneumocystis Jirovecii on the Frequency of Acute Exacerbation in COPD

> **NCT07665359** · NA · NOT_YET_RECRUITING · sponsor: **Second Affiliated Hospital, Zhejiang University, School of Medicine** · enrollment: 630 (estimated)

## Conditions studied

- Chronic Obstructive Pulmonary Disease (COPD)

## Interventions

- **DRUG:** Trimethoprim-Sulfamethoxazole (TMP-SMX)
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT07665359
- **Lead sponsor:** Second Affiliated Hospital, Zhejiang University, School of Medicine
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-07-01
- **Primary completion:** 2029-05-01
- **Final completion:** 2029-05-01
- **Target enrollment:** 630 (ESTIMATED)
- **Last updated:** 2026-06-24

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07665359

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07665359, "Study on the Impact of Decolonization Treatment of Pneumocystis Jirovecii on the Frequency of Acute Exacerbation in COPD". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07665359. Licensed CC0.

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