CI

At a glance

ClinicalIndex Comparison Record
Phase 3Active· 255 enrolled / 255 target
Drug / intervention
Crizanlizumab (SEG101) +1 moredrug
Likely dose
Crizanlizumab (SEG101) 10 mLfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03814746
NCT03814746Phase 3ActiveUpdate Overdue (3.1/mo)Completion was 46mo ago

A Phase III, Multicenter, Randomized, Double-blind Study to Assess Efficacy and Safety of Two Doses of Crizanlizumab Versus Placebo, With or Without Hydroxyurea/ Hydroxycarbamide Therapy, in Adolescent and Adult Sickle Cell Disease Patients With Vaso-Occlusive Crises (STAND)

Novartis Pharmaceuticals·interventional·Posted Jan 24, 2019·Updated Jun 8, 2026

In Brief

A Phase 3 clinical trial evaluating Crizanlizumab (SEG101) and Placebo for Sickle Cell Disease (SCD). Active but no longer recruiting, targeting 255 participants across 59 sites in 21 countries.

Signals

Enrollment appears stalled

Detailed Summary

The purpose of this study is to compare the efficacy and safety of 2 doses of crizanlizumab (5.0 mg/kg and 7.5 mg/kg) versus placebo in adolescent and adult sickle cell disease (SCD) patients with history of vaso-occlusive crisis (VOC) leading to healthcare visit.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesBelgium, Brazil, Canada, Colombia, Finland, France, Germany, Ghana, Greece, India, Italy, Jordan, Lebanon, Netherlands, Oman, Panama, South Africa, Spain, Turkey (Türkiye), United Kingdom, United States
Collaborators--

Timeline

Phase 3Active
201920202021202220232024202520262027
First PostedJan 24, 2019
Enrollment StartJul 26, 2019
Primary CompletionAug 31, 2022
Study CompletionNov 23, 2026
TodayJul 2, 2026
Enrollment to primary: 3.1 yearsPosted 7.4 years ago

Arms & Interventions

Crizanlizumab (SEG101) at 5.0 mg/kgexperimental

Participants received Crizanlizumab (SEG101) at 5.0 mg/kg

Drug: Crizanlizumab (SEG101)
Crizanlizumab (SEG101) at 7.5 mg/kgexperimental

Participants received Crizanlizumab (SEG101) at 7.5 mg/kg

Drug: Crizanlizumab (SEG101)
Placeboplacebo_comparator

Participants received the placebo drug.

Drug: Placebo

Interventions

Crizanlizumab (SEG101)drug

Crizanlizumab was supplied in single use 10 mL glass vials at a concentration of 10 mg/mL. One vial contains 100 mg of crizanlizumab. This is a concentrate for solution for infusion. IV.

Placebodrug

Placebo was supplied in single use 10 mL glass vials at a concentration of 0 mg/mL. This is a concentrate for solution for infusion IV.