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Note: This record shows only 22 elements of the WHO Trial Registration Data Set. To view changes that have been made to the source record, or for additional information about this trial, click on the URL below to go to the source record in the primary register.
Register: ClinicalTrials.gov
Last refreshed on: 12 May 2025
Main ID:  NCT05078879
Date of registration: 14/10/2021
Prospective Registration: Yes
Primary sponsor: National Institute of Allergy and Infectious Diseases (NIAID)
Public title: Empagliflozin as a Treatment for Severe Congenital Neutropenia Due to G6PC3 Deficiency
Scientific title: A Phase 1 Study of Empagliflozin as Treatment for Severe Congenital Neutropenia Due to G6PC3 Deficiency
Date of first enrolment: November 16, 2021
Target sample size: 10
Recruitment status: Recruiting
URL:  https://clinicaltrials.gov/ct2/show/NCT05078879
Study type:  Interventional
Study design:  Allocation: N/A. Intervention model: Single Group Assignment. Primary purpose: Treatment. Masking: None (Open Label).  
Phase:  Phase 1
Countries of recruitment
United States
Contacts
Name:     David H McDermott, M.D.
Address: 
Telephone:
Email:
Affiliation:  National Institute of Allergy and Infectious Diseases (NIAID)
Name:     OPR Office of Patient Recruitment
Address: 
Telephone: 800-411-1222
Email: ccopr@nih.gov
Affiliation: 
Name:     Daniel Velez, R.N.
Address: 
Telephone: (301) 761-6753
Email: daniel.velez@nih.gov
Affiliation: 
Key inclusion & exclusion criteria
- INCLUSION CRITERIA:

1. Aged >=18 years.

2. Documented SCN due to G6PC3 deficiency defined by genetic testing.

3. History of ANC consistently <1000 cells/microL when not treated with G-CSF.

4. Current ANC<1000 cells/microL when not treated with G-CSF.

5. Participants must agree not to become pregnant for the duration of the study.
Study participants must use 2 methods of birth control when engaging in sexual
activities that can result in pregnancy, beginning 30 days before the first
dose of empagliflozin through one month after treatment ends. One method must
be a male or female condom. The other method may be any of the following:

1. Hormonal contraception.

2. Diaphragm or cervical cap with a spermicide.

3. Intrauterine device.

6. Able to provide informed consent.

EXCLUSION CRITERIA:

Individuals meeting any of the following criteria will be excluded from study
participation:

1. Renal failure or eGFR<45 mL/min/1.73 m^2.

2. Type 1 diabetes mellitus.

3. Fasting hypoglycemia (<60 mg/dL).

4. Known hypersensitivity or allergy to any component of empagliflozin.

5. Pregnant.

6. Breastfeeding.

7. Any condition that, in the opinion of the investigator, contraindicates
participation in this study.



Age minimum: 18 Years
Age maximum: 85 Years
Gender: All
Health Condition(s) or Problem(s) studied
Glycogen Metabolism
Inflammatory Bowel Disease (IBD)
Crohn's Disease
Intervention(s)
Drug: Empagliflozin
Primary Outcome(s)
Absolute Neutrophil Count [Time Frame: End of Treatment at 12 months]
Safety [Time Frame: End of Treatment at 12 months]
Secondary Outcome(s)
Neutrophil Function [Time Frame: End of Treatment at 12 months]
Secondary ID(s)
000236-I
10000236
Source(s) of Monetary Support
Please refer to primary and secondary sponsors
Secondary Sponsor(s)
Ethics review
Results
Results available:
Date Posted:
Date Completed:
URL:
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