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ALX1-11

Phase 3

Osteoporosis | Small molecule | Endocrine |Takeda Pharmaceutical Company Limited|Trials Updated: May 17, 2021

ALX1-11 development status

Highest phase Phase 3
Registered trials 3 across 1 sponsor since Sep 2005

ALX1-11 target and mechanism

ModalitySmall molecule

Also known as ALX1-11 (drug), PREOS

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials4
Total Enrollment4,523

FDA Designations

No designations recorded

ALX1-11 clinical trials

ALX1-11 · 4 trials · 1 indication

Phase 3 3Phase 2 1
NCT00172120Open Label ExtensionOsteoporosis
COMPLETED91 Analytics
NCT00172133Open Label Extension Study of PREOSOsteoporosis
COMPLETED1,683 Analytics
NCT00172081TOP: Recombinant Human Parathyroid Hormone (ALX1-11) on Fracture Incidence in Women With Postmenopausal OsteoporosisOsteoporosis
COMPLETED2,532 Analytics
PHASE3COMPLETED
Open Label Extension
OsteoporosisUnlock trial analytics
PHASE3COMPLETED
Open Label Extension Study of PREOS
OsteoporosisUnlock trial analytics
PHASE3COMPLETED
TOP: Recombinant Human Parathyroid Hormone (ALX1-11) on Fracture Incidence in Women With Postmenopausal Osteoporosis
OsteoporosisUnlock trial analytics

Study Endpoints

Primary Endpoints

The primary objective of this study is to evaluate the safety of continued once-daily dosing with 100 mg ALX1-11 in postmenopausal osteoporotic women who participated in TOP and OLES clinical trials.
Throughout the study period of approximately 18 months.
To evaluate the safety of continued dosing with ALX1-11, up to a maximum of 24 months, in postmenopausal osteoporotic women who participated in Protocol ALX1-11-93001 (TOP).
24 months of treatment
Compare effects of 18 months of treatment with ALX1-11/placebo on the incidence of new and/or worsened thoracic and lumbar vertebral fractures in postmenopausal women with osteoporosis receiving calcium and vitamin D3 supplements
At Month 18
Efficacy was assessed as percent change from baseline in BMD, BMC, and BMA at the lumbar spine, total hip, femoral neck and whole body (excluding the head) using DXA.
12 months of treatment

Secondary Endpoints

The secondary objective is to evaluate the continued efficacy of once-daily treatment with ALX1-11 for maintaining increases in bone mineral density (BMD).
Throughout the study period of approximately 18 months.
To evaluate the continued efficacy of once-daily treatment with ALX1-11 for maintaining increases in BMD and other measures of bone quality and strength.
24 months of treatment
Incidences of vertebral fractures at Month 12; hip and wrist fractures; and other clinical fractures.
At Month 12
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
1EXPERIMENTALAll patients entering the study will receive 100mcg daily for up to 6 months, making their total exposure 24 months
placeboPLACEBO_COMPARATORDaily subcutaneous injection into thigh or abdomen with 700 mg Calcium and 400 IU Vitamin D daily
PTH(1-84) 100 mcgEXPERIMENTALSubcutaneous injection of PTH(1-84) with 700 mg Calcium and 400 IU Vitamin D daily
2EXPERIMENTAL50 mcg PTH(1-84)
3EXPERIMENTAL75mcg PTH(1-84)
4EXPERIMENTAL100 mcg PTH(1-84)

Interventions

NameTypeDescription
ALX1-11DRUG -
ALX1-11 (drug)DRUG100 mcg PTH(1-84) injected subcutaneously daily in either the thrigh and abdomen.
placeboDRUGDaily subcutaneous injection with placebo
ALX1-11 50 mcgDRUGPTH(1-84) 50 mcg for subcutaneous injection into thigh or abdomen
ALX1-11 75mcgDRUGPTH(1-84)75 mcg for subcutaneous injection
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Eligibility Criteria

Age Range45 Years to N/A
SexFEMALE
Healthy VolunteersNo
Study Sites12

Inclusion Criteria: * Received placebo in TOP * Completed 18 months of daily treatment with ALX1-11 in OLES * Received their last dose of ALX1-11 in OLES within 3 months (90 days) of dosing in this study * Have the ability to continue to self-administer, or have a designee administer, a daily injec...

Countries:United StatesArgentinaBrazilCanadaIsraelMexicoRomaniaRussiaBulgaria
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Competitive Landscape -Osteoporosis 10 trials

No competing companies are currently tracked in active development for Osteoporosis.
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Frequently asked questions about ALX1-11

What is ALX1-11 used for?

ALX1-11 is being developed for the treatment of osteoporosis. Its clinical program focused on postmenopausal osteoporosis, including a Phase 3 study evaluating fracture incidence in women with the condition. The trials enrolled women aged 45 and older.

Who is developing ALX1-11?

ALX1-11 is being developed by Takeda Pharmaceutical Company Limited, which trades under the ticker TAK. Takeda is the sponsor behind the drug's clinical development program in osteoporosis.

What phase is ALX1-11 in?

ALX1-11 has reached Phase 3 clinical development for osteoporosis. Four trials have been completed, including Phase 3 studies, and no trials are currently active. The drug remains investigational and is not approved.

What clinical trials is ALX1-11 in?

ALX1-11 has been studied in four completed trials. These include the Phase 3 TOP study (NCT00172081) on fracture incidence, two Phase 3 open label extension studies (NCT00172133 and NCT00172120), and a Phase 2 dose-ranging study (NCT00172107).

How many patients were enrolled in ALX1-11 trials?

Across its four completed trials, ALX1-11 enrolled a total of 4,523 participants. The largest was the Phase 3 TOP study with 2,532 women, followed by an open label extension with 1,683 participants. All trials were randomized, double-blind, and placebo-controlled.