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Blosozumab

Phase 2

Osteoporosis, Postmenopausal | Monoclonal antibody | Endocrine |Eli Lilly and Company|Trials Updated: Sep 17, 2019

Blosozumab development status

Highest phase Phase 2 (NCT01144377)
Phase scored for LLYPhase 1
Registered trials 5 across 1 sponsor since Jun 2010

Blosozumab target and mechanism

Molecular targetSOST
Target classInhibitor
ModalityMonoclonal antibody

Also known as LY2541546, LY2541546 - SC, LY2541546 - IV

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials2
Total Enrollment169

FDA Designations

No designations recorded

Blosozumab clinical trials

Blosozumab · 2 trials · 2 indications

Phase 2 1Phase 1 1
NCT01144377A Study of LY2541546 in Women With Low Bone Mineral DensityOsteoporosis
COMPLETED154 Analytics
PHASE2COMPLETED
A Study of LY2541546 in Women With Low Bone Mineral Density
OsteoporosisUnlock trial analytics

Study Endpoints

Primary Endpoints

Change From Baseline to 52 Week Endpoint in Lumbar Spine Bone Mineral Density (BMD)
Baseline, 52 weeks

Lumbar spine bone mineral density (BMD) measured by dual energy x-ray absorptiometry (DXA). Least squares (LS) mean values were determined using a mixed-effects model repeated-measures (MMRM) analysis of covariance. Factors in the model included treatment, time and the interaction of treatment by time as fixed effects, and baseline lumbar spine BMD as a covariate.

Pharmacokinetics (PK): Maximum Concentration (Cmax) of Blosozumab
Predose and daily up through 7 days postdose

The mean maximum observed drug concentration of Blosozumab during 1 dosing interval was reported.

PK: Area Under the Concentration Curve of Blosozumab
Predose and daily up through 7 days postdose

The mean area under the concentration of Blosozumab versus time curve during 1 dosing interval was reported.

Secondary Endpoints

Change From Baseline to 12, 24, and 64 Weeks in Lumbar Spine Bone Mineral Density (BMD)
Baseline, 12 weeks and 24 weeks and 64 weeks
Change From Baseline to 24, 52, and 64 Weeks in Proximal Femur Bone Mineral Density (BMD)
Baseline, 24 weeks and 52 weeks and 64 weeks
Change From Baseline to 52 Week Endpoint in Wrist Bone Mineral Density (BMD)
Baseline, 52 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
180 mg LY2541546 Q4W + PlaceboEXPERIMENTALLY2541546: 180 milligrams (mg) administered subcutaneously every 4 weeks (Q4W) for 52 weeks. Placebo: administered subcutaneously every alternate 2 weeks from the LY2541546 dose for 52 weeks.
180 mg LY2541546 Q2WEXPERIMENTALLY2541546: 180 milligrams (mg) administered subcutaneously every 2 weeks (Q2W) for 52 weeks.
270 mg LY2541546 Q2WEXPERIMENTALLY2541546: 270 milligrams (mg) LY2541546 administered subcutaneously every 2 weeks (Q2W) for 52 weeks.
270 mg LY2541546 Q12W + PlaceboEXPERIMENTALLY2541546: 270 milligrams (mg) administered subcutaneously every 12 weeks (Q12W) for 52 weeks. Placebo: administered subcutaneously every alternate 2 weeks from the LY2541546 dose for 52 weeks.
Placebo Comparator Q2WPLACEBO_COMPARATORPlacebo: administered subcutaneously every 2 weeks (Q2W) for 52 weeks.
BlosozumabEXPERIMENTALWeekly SC injections of blosozumab for 6 weeks.

Interventions

NameTypeDescription
LY2541546DRUGAdministered subcutaneously
PlaceboDRUGAdministered subcutaneously
BlosozumabDRUGAdministered subcutaneously
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Eligibility Criteria

Age Range45 Years to 85 Years
SexFEMALE
Healthy VolunteersNo
Study Sites8

Inclusion Criteria: * Ambulatory, postmenopausal women, inclusive. * Have low bone mineral density (BMD), defined as a T-score or equivalent BMD absolute value (grams/square centimeter \[g/cm\^2\]) for the lumbar spine of between -3.5 and -2.0, inclusive. * Without language barrier, reliable, and w...

Countries:United StatesDenmarkEstoniaJapanLithuania
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Frequently asked questions about Blosozumab

What is Blosozumab?

Blosozumab is an investigational monoclonal antibody being developed by Eli Lilly and Company for postmenopausal osteoporosis. It has completed a Phase 1 clinical trial in postmenopausal women. It is not approved for any indication and remains in clinical development.

What is Blosozumab used for in postmenopausal osteoporosis?

Blosozumab is being studied for the treatment of postmenopausal osteoporosis, a condition of reduced bone mass in women after menopause. Its only recorded clinical trial enrolled postmenopausal women aged 60 years and older. The drug is investigational and has not been approved for this or any other use.

What does Blosozumab target?

Blosozumab targets SOST, the gene and protein also known as sclerostin. It is an inhibitor of sclerostin, a protein that normally restrains bone formation. By binding and inhibiting sclerostin, blosozumab is designed to increase bone formation, which is the rationale for studying it in postmenopausal osteoporosis.

Who makes Blosozumab?

Blosozumab is developed by Eli Lilly and Company, which trades on the New York Stock Exchange under the ticker LLY. Lilly is the sponsor of the drug's clinical program in postmenopausal osteoporosis.

What phase is Blosozumab in?

Blosozumab is in Phase 1 clinical development. It has completed one Phase 1 trial and has no active trials. The drug is investigational and has not been approved by the FDA or any other regulatory agency for postmenopausal osteoporosis or any other indication.

What clinical trials is Blosozumab in?

Blosozumab has been studied in one completed Phase 1 trial, NCT02109042, titled A Study of Blosozumab (LY2541546) in Postmenopausal Female Participants. The trial enrolled 15 participants in the United States, was uncontrolled, and included healthy volunteers who were female and at least 60 years old.