# Long-Term Study of Hydrocodone Bitartrate Controlled-release Capsules in Subjects With Chronic Pain

> **NCT01115569** · PHASE3 · COMPLETED · sponsor: **Zogenix, Inc.** · enrollment: 424 (actual)

## Conditions studied

- Chronic Pain

## Interventions

- **DRUG:** Hydrocodone Bitartrate

## Key facts

- **NCT ID:** NCT01115569
- **Lead sponsor:** Zogenix, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-05
- **Primary completion:** 2012-01
- **Final completion:** 2012-01
- **Target enrollment:** 424 (ACTUAL)
- **Last updated:** 2022-11-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01115569

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01115569, "Long-Term Study of Hydrocodone Bitartrate Controlled-release Capsules in Subjects With Chronic Pain". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT01115569. Licensed CC0.

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