# Phase I Safety and Tolerability Study of Staphylococcal Protein A in Adult Patients With Chronic ITP

> **NCT00571467** · PHASE1 · TERMINATED · sponsor: **Protalex, Inc.** · enrollment: 9 (actual)

## Conditions studied

- Idiopathic Thrombocytopenic Purpura (ITP)

## Interventions

- **DRUG:** PRTX-100 (Staphylococcal protein A)

## Key facts

- **NCT ID:** NCT00571467
- **Lead sponsor:** Protalex, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2007-12
- **Primary completion:** 2009-03
- **Final completion:** 2009-03
- **Target enrollment:** 9 (ACTUAL)
- **Why stopped:** Terminated due to recruitment not meeting expectations.
- **Last updated:** 2018-07-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00571467

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00571467, "Phase I Safety and Tolerability Study of Staphylococcal Protein A in Adult Patients With Chronic ITP". Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/clinical/NCT00571467. Licensed CC0.

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