# Acute Response Capsaicin Flare Study

> **NCT01147432** · PHASE1 · COMPLETED · sponsor: **Pfizer** · enrollment: 12 (actual)

## Conditions studied

- Healthy

## Interventions

- **DRUG:** PF-04427429
- **OTHER:** Capsaicin challenge
- **DRUG:** Placebo
- **OTHER:** Capsaicin challenge
- **OTHER:** EMLA positive control

## Key facts

- **NCT ID:** NCT01147432
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-08
- **Primary completion:** 2011-10
- **Final completion:** 2011-10
- **Target enrollment:** 12 (ACTUAL)
- **Last updated:** 2011-12-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01147432

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01147432, "Acute Response Capsaicin Flare Study". Retrieved via AI Analytics 2026-08-11 from https://api.ai-analytics.org/clinical/NCT01147432. Licensed CC0.

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