# A Randomized Double Blind, Placebo Controlled Balanced 4-Way Crossover Study To Assess The Efficacy Of Single Oral Doses

> **NCT00273416** · PHASE2 · COMPLETED · sponsor: **Pfizer** · enrollment: 32 (—)

## Conditions studied

- Impotence

## Interventions

- **DRUG:** PF-00592379
- **DRUG:** Sildenafil 100mg

## Key facts

- **NCT ID:** NCT00273416
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-01
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 32 (—)
- **Last updated:** 2006-08-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00273416

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00273416, "A Randomized Double Blind, Placebo Controlled Balanced 4-Way Crossover Study To Assess The Efficacy Of Single Oral Doses". Retrieved via AI Analytics 2026-06-12 from https://api.ai-analytics.org/clinical/NCT00273416. Licensed CC0.

---

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