# Low-Dose Naltrexone and Acetaminophen Combination in the Treatment of Chronic Low Back Pain (ANODYNE-4)

> **NCT03201393** · PHASE2 · COMPLETED · sponsor: **Allodynic Therapeutics, Inc** · enrollment: 12 (actual)

## Conditions studied

- Chronic Low Back Pain
- Lumbar Radiculopathy

## Interventions

- **DRUG:** Low-dose naltrexone and acetaminophen combination
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT03201393
- **Lead sponsor:** Allodynic Therapeutics, Inc
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-08-15
- **Primary completion:** 2018-07-26
- **Final completion:** 2018-07-26
- **Target enrollment:** 12 (ACTUAL)
- **Last updated:** 2021-04-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03201393

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03201393, "Low-Dose Naltrexone and Acetaminophen Combination in the Treatment of Chronic Low Back Pain (ANODYNE-4)". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03201393. Licensed CC0.

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