# Nitroglycerin Ointment for Pain Relief After Endoscopic Hemorrhoid Band Ligation

> **NCT07391501** · PHASE4 · NOT_YET_RECRUITING · sponsor: **Ying Zhu** · enrollment: 68 (estimated)

## Conditions studied

- Internal Hemorrhoids
- Postoperative Pain After Endoscopic Rubber Band Ligation

## Interventions

- **DRUG:** Nitroglycerin Ointment
- **DRUG:** Placebo Ointment

## Key facts

- **NCT ID:** NCT07391501
- **Lead sponsor:** Ying Zhu
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-02-01
- **Primary completion:** 2028-11-30
- **Final completion:** 2028-11-30
- **Target enrollment:** 68 (ESTIMATED)
- **Last updated:** 2026-02-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07391501

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07391501, "Nitroglycerin Ointment for Pain Relief After Endoscopic Hemorrhoid Band Ligation". Retrieved via AI Analytics 2026-06-26 from https://api.ai-analytics.org/clinical/NCT07391501. Licensed CC0.

---

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