# Research Study to Look at How Well the Drug Concizumab Works in Your Body if You Have Haemophilia With Inhibitors

> **NCT04083781** · PHASE3 · ACTIVE_NOT_RECRUITING · sponsor: **Novo Nordisk A/S** · enrollment: 134 (actual)

## Conditions studied

- Haemophilia A With Inhibitors
- Haemophilia B With Inhibitors

## Interventions

- **DRUG:** Concizumab

## Key facts

- **NCT ID:** NCT04083781
- **Lead sponsor:** Novo Nordisk A/S
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2019-10-21
- **Primary completion:** 2021-12-27
- **Final completion:** 2027-02-21
- **Target enrollment:** 134 (ACTUAL)
- **Last updated:** 2026-03-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04083781

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04083781, "Research Study to Look at How Well the Drug Concizumab Works in Your Body if You Have Haemophilia With Inhibitors". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT04083781. Licensed CC0.

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