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NCT00637585 · ClinicalTrials.gov registry record · Phase 4

Fexofenadine HCl 180 mg, Desloratadine 5 mg and Placebo in Suppression of Wheal and Flare Induced by Histamine

A Phase 4 study of Allergic Rhinitis, sponsored by Sanofi.

Completed
Registry status
Phase 4
Development phase
42
Enrollment target
1
Study location

NCT00637585: Completed Phase 4 study of Allergic Rhinitis, sponsored by Sanofi.

NCT00637585 is a Phase 4 study of Allergic Rhinitis that has completed, run by Sanofi. The registered enrollment target is 42 participants, below the 103-participant average among 23 other Allergic Rhinitis trials with a reported enrollment target (59% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT00637585, a Phase 4 study of Allergic Rhinitis, has completed, sponsored by Sanofi.

COMPLETED
Registry status
Phase 4
Development phase
42 participants
Enrollment target
1
Study location

Study Summary

To examine the relative potency, onset of action and duration of action of fexofenadine HCl 180 mg (ALLEGRA) and desloratadine 5 mg (CLARINEX) as compared to placebo on skin wheals and flares induced by histamine.

Conditions Studied

Interventions

  • DRUG Fexofenadine

Study Locations (1)

New Jersey

  • Sanofi-Aventis - Bridgewater

Trial Details

FieldValue
Enrollment Target 42 participants
Start Date 2002-12
Est. Completion 2003-07
Phase Phase 4
Sanofi

713 total trials

What the finished NCT00637585 record still lists

NCT00637585 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 42 participants, a relatively small participant target, below the 103-participant average among 23 other Allergic Rhinitis trials with a reported enrollment target (59% lower).

The record links to 1 condition, with Allergic Rhinitis appearing as the primary indexed condition, and to 1 intervention - of which Fexofenadine is the first listed.

NCT00637585 reports a single indexed study location in New Jersey.

Frequently Asked Questions

What is clinical trial NCT00637585 about?

NCT00637585 is a clinical study titled "Fexofenadine HCl 180 mg, Desloratadine 5 mg and Placebo in Suppression of Wheal and Flare Induced by Histamine". To examine the relative potency, onset of action and duration of action of fexofenadine HCl 180 mg (ALLEGRA) and desloratadine 5 mg (CLARINEX) as compared to placebo on skin wheals and flares induced by histamine.

What is the current status of trial NCT00637585?

This trial is currently completed. It is a Phase 4 study. The enrollment target is 42 participants. The study started on 2002-12. Estimated completion is 2003-07.

What conditions does trial NCT00637585 study?

This clinical trial studies the following conditions: Allergic Rhinitis.

What interventions are being tested in trial NCT00637585?

The interventions under investigation include: Fexofenadine (DRUG).

Who is sponsoring clinical trial NCT00637585?

This trial is sponsored by Sanofi, which has 713 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT00637585 being conducted?

This trial has 1 study location across New Jersey. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Allergic Rhinitis

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT00637585's enrollment target sits among peer trials

42 14th of 23 higher than 10 of 23 other Allergic Rhinitis trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Allergic Rhinitis trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT00637585, the US trial registry maintained by the National Library of Medicine. NCT00637585 (small enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.