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Safety, Pharmacokinetic, and Pharmacodynamic Study of NKTT120 in Adult Patients With Stable Sickle Cell Disease (SCD)

A Single Ascending Dose Phase 1 Study to Evaluate the Safety, Pharmacokinetics, Pharmacodynamics, and Biologic Activity of Intravenous NKTT120 in Adults With Stable Sickle Cell Disease

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01783691
Enrollment
21
Registered
2013-02-05
Start date
2013-02-28
Completion date
2015-05-31
Last updated
2015-06-26

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

Conditions

Sickle Cell Disease

Keywords

Sickle cell disease

Brief summary

The purpose of this study is to determine the safety, pharmacokinetics, and pharmacodynamics of NKTT120 in adult patients with stable sickle cell disease.

Interventions

DRUGNKTT120

Sponsors

NKT Therapeutics
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 60 Years
Healthy volunteers
No

Inclusion criteria

* Age 18 to 50 years * Subject has a confirmed diagnosis of HbSS or HbSβ0thal * Subject has stable SCD defined as not having acute VOC, ACS, or other major SCD associated event during the month prior to enrollment

Exclusion criteria

* Subject had an SCD-related VOC or ACS that required hospitalization or treatment in acute care outpatient setting in the month prior to enrollment * Subject requires a program of prescheduled regularly administered packed red blood cell (pRBC) transfusions or Subject received a pRBC transfusion in the month prior to enrollment * Subject has evidence of latent or active tuberculosis * Subject has a major concurrent illness or medical condition * Subject is pregnant or nursing

Design outcomes

Primary

MeasureTime frame
Safety as assessed by (1) adverse events (2) laboratory values (3) vital signs and (4) physical exam.180 days

Secondary

MeasureTime frame
Pharmacokinetics assessed by plasma drug concentration levels0; 15, 30, 60 minutes; 3,6, hours; 1,2,3,7,14,30,60,90 days
Pharmacodynamics as measured by assessments of peripheral blood lymphocyte subsets0, 0.25, 1, 2, 7, 14, 30, 60, 90, 120 days

Other

MeasureTime frame
Pain scores as assessed by daily electronic diaryDaily for 120 days
Quality of Life as assessed by two separate Quality of Life instruments0, 30, 60, 90, 120 days
Lung function as measured by pulmonary function tests0; 30 minutes; 30, 60, 90, 120 days

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 27, 2026