The OPTIMIST study

2023-505940-20-00 Phase III and Phase IV (Integrated) Ongoing, recruiting

Start 26 Sep 2023 · Status Ongoing, recruiting · 1 EU/EEA countries · 5 sites

Overview

Sponsor-declared trial summary

Phase Phase III and Phase IV (Integrated)
Status Ongoing, recruiting
Participants planned 270
Countries 1
Sites 5

osteoporosis

The main objective of the OPTIMIST study is to identify the optimal use of romosozumab for the treatment of osteoporosis by investigating 3 different treatment strategies.

Key facts

Sponsor
Aarhus University Hospital
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Female
Therapeutic area
Diseases [C] - Musculoskeletal Diseases [C05]
Trial duration
26 Sep 2023 → ongoing
Decision date (initial)
2023-08-10
Transition trial
No
Low-intervention
Yes
Rare-disease indication
No
Vulnerable population
No
Funding sources
Novo Nordisk Foundation

Trial design

CTIS Part I — objectives, methods, condition coding

Main objective

Scope: Therapy

The main objective of the OPTIMIST study is to identify the optimal use of romosozumab for the treatment of osteoporosis by investigating 3 different treatment strategies.

Secondary objectives 1

  1. to investigate if romosozumab affects insulin sensitivity

Conditions and MedDRA coding

osteoporosis

Eligibility criteria

Principal inclusion / exclusion criteria as submitted by sponsor

Inclusion criteria 3

  1. postmenopausal women
  2. Osteoporosis defined as BMD T-score < -2.5 at spine, total hip or femoral neck
  3. Osteoporotic fracture at spine, hip, pelvis, forearm, or humerus within 3 years after the age of 50 years

Exclusion criteria 6

  1. Osteoporosis treatment within the last 5 years
  2. Metabolic bone disease
  3. Known disorders affecting bone metabolism
  4. Ongoing treatment with glucocorticoids
  5. Estimated glomerular filtration rate (eGFR) < 35 ml/min
  6. Contraindications or intolerance to romosozumab or zoledronate

Endpoints

Primary and secondary outcome measures (English text)

Primary endpoints 1

  1. Change in total hip BMD at 24 months

Secondary endpoints 6

  1. Change in lumbar spine and femoral neck BMD at 24 months
  2. Change in HRpQCT derived bone microarchitecture at 24 months
  3. Changes in bone turnover markers during the course of the trial
  4. Bone modelling and remodelling assessed by histomorphometry of bone biopsies
  5. Increase in number and composition of osteoprogenitor cells in the bone marrow
  6. Effect of romosozumab on glucose metabolism and interaction with changes in bone turnover markers and BMD

Investigational products

Investigational medicinal products (IMPs), comparators, placebo, auxiliary

Test 2

Aclasta 5 mg solution for infusion

PRD10109345 · Product

Active substance
Zoledronic Acid
Substance synonyms
ZOLEDRONATE
Pharmaceutical form
SOLUTION FOR INFUSION
Route of administration
INTRAVENOUS ADMINISTRATION
Max daily dose
5 mg milligram(s)
Max total dose
20 mg milligram(s)
Max treatment duration
24 Week(s)
Authorisation status
Authorised
ATC code
M05BA08 — ZOLEDRONIC ACID
Marketing authorisation
EU/1/05/308/001
MA holder
SANDOZ PHARMACEUTICALS D.D.
MA country
EU
Paediatric formulation
No
Orphan designation
No
Modified vs. Marketing Authorisation
No

EVENITY 105 mg solution for injection in pre-filled syringe

PRD7763545 · Product

Active substance
Romosozumab
Pharmaceutical form
SOLUTION FOR INJECTION
Route of administration
SUBCUTANEOUS INJECTION
Max daily dose
210 mg milligram(s)
Max total dose
2520 mg milligram(s)
Max treatment duration
52 Week(s)
Authorisation status
Authorised
ATC code
M05BX06 — -
Marketing authorisation
EU/1/19/1411/003
MA holder
UCB PHARMA S.A. (ANDERL BE)
MA country
EU
Paediatric formulation
No
Orphan designation
No
Modified vs. Marketing Authorisation
No

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Aarhus University Hospital

Sponsor organisation
Aarhus University Hospital
Address
Palle Juul-Jensens Boulevard 99
City
Aarhus N
Postcode
8200
Country
Denmark

Scientific contact point

Organisation
Region Midtjylland
Contact name
Bente Langdahl

Public contact point

Organisation
Region Midtjylland
Contact name
Bente Langdahl

Third parties 1

OrganisationCity, countryDuties
Aarhus University
ORG-100028380
Aarhus N, Denmark On site monitoring

Locations

1 EU/EEA country · 5 investigational sites

By country

CountryMS statusPlanned subjectsSites
Denmark Ongoing, recruiting 270 5
Rest of world 0

Investigational sites

Denmark

5 sites · Ongoing, recruiting
Hvidovre Hospital
Endocrinology, Kettegaard Alle 30, 2650, Hvidovre
Bispebjerg Hospital
Endocrinology, Bispebjerg Bakke 23, 2400, Copenhagen Nv
Aarhus Universitetshospital
Endocrinology, Palle Juul-Jensens Boulevard 99, 8200, Aarhus N
Aalborg University Hospital
Endocrinology, Moelleparkvej 10, 9000, Aalborg
Odense University Hospital
Endocrinology, Kloevervaenget 47, 5000, Odense C

Country notifications

Trial-start, recruitment-start, end and early-termination notifications submitted per Member State

Country Trial startTrial end Recruitment startRecruitment end Early termination
Denmark 2023-09-26 2023-09-26

Results and documents

Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial

Documents 8 files

Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.

TypeTitleVersion
Protocol (for publication) CT-2023-505940-20-00 OPTIMIST protocol 13
Recruitment arrangements (for publication) Annonce OPTIMIST_appendix 5 1
Recruitment arrangements (for publication) Invitation OPTIMIST_appendix 4 1
Subject information and informed consent form (for publication) L1_ICF DK 2
Subject information and informed consent form (for publication) OPTIMIST Deltagerinformation_appendix 3 4
Summary of Product Characteristics (SmPC) (for publication) aclasta-epar-product-information_en_appendix 2 1
Summary of Product Characteristics (SmPC) (for publication) evenity-epar-product-information_en_appendix 1 1
Synopsis of the protocol (for publication) D1_Protocol synopsis DK CT-2023-505940-20-00 clean 4

Application history

4 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2023-05-24 Denmark Acceptable
2023-08-10
2023-08-10
2 NON SUBSTANTIAL MODIFICATION NSM-1 2023-11-27 Denmark Acceptable
2023-08-10
2023-11-27
3 SUBSTANTIAL MODIFICATION SM-3 2024-12-17 Denmark Acceptable
2025-03-11
2025-03-11
4 SUBSTANTIAL MODIFICATION SM-4 2025-03-31 Denmark Acceptable
2025-05-09
2025-05-10