Extension Study of AG-348 in Adult Participants With Pyruvate Kinase Deficiency Previously Enrolled in AG-348-006 or AG348-C-007



Status:Not yet recruiting
Healthy:No
Age Range:18 - Any
Updated:3/1/2019
Start Date:March 14, 2019
End Date:April 1, 2025
Contact:Medical Affairs
Email:medinfo@agios.com
Phone:833-228-8474

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An Open-Label, Multicenter, Extension Study of AG-348 in Adult Subjects With Pyruvate Kinase Deficiency Previously Enrolled in AG-348 Studies

This is a multicenter, open-label, extension study to evaluate the long-term safety,
tolerability, and efficacy of treatment with AG-348 in participants who were previously
enrolled in Study AG348-C-006 or Study AG348C-007.


Inclusion Criteria:

- Be willing and able to comply with study visits and procedures;

- Have signed written informed consent prior to participating in this extension study;

- Have completed either antecedent study AG348-C-006 or AG348-C-007 through the Part 2
Week 24 Visit;

- Cohorts 2 and 3: Have demonstrated clinical benefit from AG-348 treatment in the
antecedent study, in the opinion of the Investigator;

- For women of reproductive potential, have a negative pregnancy test at the
Screening/Day 1 Visit;

- For women of reproductive potential as well as men with partners who are women of
reproductive potential, be abstinent as part of their usual lifestyle, or agree to use
2 forms of contraception, 1 of which must be considered highly effective, from the
time of giving informed consent, during the study, and for 28 days (both men and
women) following the last dose of study drug.

Exclusion Criteria:

- Have a significant medical condition (including clinically significant laboratory
abnormality) that developed during his/her antecedent AG- 348 study that confers an
unacceptable risk to participating in this extension study, that could confound the
interpretation of the study data, and/or that compromises the ability of the
participant to complete study visits and procedures.

- Are currently pregnant or breastfeeding.

- Have a splenectomy scheduled during the study treatment period.

- Meet the withdrawal criteria of his/her antecedent AG-348 study at the Screening/Day 1
Visit of this study.

- Are currently receiving medications that are strong inhibitors of cytochrome P450
(CYP)3A4, strong inducers of CYP3A4, strong inhibitors of P-glycoprotein (P-gp), or
digoxin (a P-gp sensitive substrate medication) that have not been stopped for a
duration of at least 5 days or a timeframe equivalent to 5 half-lives (whichever is
longer) prior to Screening/Day 1 of this extension study.

- Have received anabolic steroids, including testosterone preparations, within 28 days
prior to Screening/Day 1 of this extension study.

- Have received hematopoietic stimulating agents (eg, erythropoietins, granulocyte
colony stimulating factors, thrombopoietins) within 28 days prior to Screening/Day 1
of this extension study.

- Have exposure to any investigational drug other than AG-348, device, or procedure
within 3 months prior to Screening/Day 1 of this extension study.
We found this trial at
14
sites
185 Cambridge Street
Boston, Massachusetts 02114
617-724-5200
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3333 Burnet Avenue # Mlc3008
Cincinnati, Ohio 45229
 1-513-636-4200 
Cincinnati Children's Hospital Medical Center Patients and families from across the region and around the...
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529 West Markham Street
Little Rock, Arkansas 72205
(501) 686-7000
University of Arkansas for Medical Sciences The University of Arkansas for Medical Sciences (UAMS) in...
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201 Presidents Circle
Salt Lake City, Utah 84108
801) 581-7200
University of Utah Research is a major component in the life of the U benefiting...
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1405 Clifton Road NE
Atlanta, Georgia 30322
404-785-6000
Children's Healthcare of Atlanta Whether treating a toddler in an emergency or supporting a teen...
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Atlanta, GA
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300 Longwood Ave
Boston, Massachusetts 02115
(617) 355-6000
Boston Children's Hospital Boston Children's Hospital is a 395-bed comprehensive center for pediatric health care....
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2301 Erwin Rd
Durham, North Carolina 27710
919-684-8111
Duke Univ Med Ctr As a world-class academic and health care system, Duke Medicine strives...
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Houston, TX
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Indianapolis, Indiana 46260
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Oakland, California 94609
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Palo Alto, California 94304
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São Paulo,
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