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Phase 1b, Open-Label Study to Evaluate the Safety, Tolerability, and Pharmacodynamics of EP262 in Subjects With Chronic Inducible Urticaria

Phase 1b, Open-Label Study to Evaluate the Safety, Tolerability, and Pharmacodynamics of EP262 in Subjects With Chronic Inducible Urticaria (CALM-CIndU)

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06050928
Acronym
CALM-CIndU
Enrollment
33
Registered
2023-09-22
Start date
2023-08-30
Completion date
2024-10-22
Last updated
2024-12-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Inducible Urticaria

Brief summary

This phase 1b trial will evaluate the effects of EP262 in subjects with Chronic Inducible Urticaria (CIndU), including symptomatic dermographism and cold urticaria.

Interventions

Once daily

Sponsors

Escient Pharmaceuticals, Inc
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Diagnosis of CIndU (symptomatic dermographism or cold urticaria) for greater than 3 months and positive response to applicable skin provocation testing * Willing to discontinue chronic treatment with antihistamines during the study

Exclusion criteria

* Urticaria with a clear underlying etiology other than symptomatic dermographism or cold urticaria * Other active skin diseases that might confound the study evaluations (eg, atopic dermatitis, bullous pemphigoid, prurigo nodularis, dermatitis herpetiformis) * Regularly experience wheals covering the area of the body where skin testing will be conducted (eg, more than one third of the volar surface of the forearms)

Design outcomes

Primary

MeasureTime frameDescription
Safety and tolerability of EP262Measured from Day 1 to End of Study or Early Termination (up to 12 weeks)Assessed by the incidence of treatment-emergent adverse events

Secondary

MeasureTime frameDescription
Change in Critical Friction Threshold (CFT)Measured from Baseline to Week 4Assessed by the number of prongs that elicit a wheal response using a FricTest (in subjects with symptomatic dermographism)
Change in Critical Temperature Threshold (CTT)Measured from Baseline to Week 4Assessed as the highest temperature that elicits a wheal response using a TempTest (in subjects with cold urticaria)

Countries

Canada, Germany, Netherlands, Spain, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026