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Ibutamoren

Generic Name
Ibutamoren
Drug Type
Small Molecule
Chemical Formula
C27H36N4O5S
CAS Number
159634-47-6
Unique Ingredient Identifier
GJ0EGN38UL

Overview

No overview information available.

Indication

No indication information available.

Associated Conditions

No associated conditions information available.

Research Report

Published: Oct 22, 2025

Ibutamoren (MK-677): A Comprehensive Pharmacological and Clinical Monograph

Section 1: Compound Profile and Physicochemical Characteristics

Ibutamoren is an orally bioavailable, small molecule, non-peptide growth hormone secretagogue (GHS) that has been the subject of extensive investigation for its potential therapeutic applications.[1] As an investigational compound, it has been evaluated in numerous clinical trials, reaching a maximum phase of II for at least one indication.[1] This section provides a definitive chemical and physical profile of Ibutamoren, establishing the fundamental properties that govern its pharmacological behavior.

1.1. Nomenclature and Chemical Identifiers

To ensure unambiguous identification across chemical, pharmacological, and regulatory databases, Ibutamoren is cataloged under a variety of names and codes. The distinction between its free base and salt forms is critical for the accurate interpretation of scientific literature and experimental reproducibility.

Continue reading the full research report

Clinical Trials

Title
Posted
Study ID
Phase
Status
Sponsor
2025/08/19
Not Applicable
Not yet recruiting
2025/04/29
Phase 3
Recruiting
2023/04/03
Phase 2
ENROLLING_BY_INVITATION
2022/05/06
Phase 2
Completed
2022/02/22
Phase 2
Completed
2021/03/19
Phase 2
Active, not recruiting
2020/11/04
Phase 2
Completed
2011/04/28
Phase 2
Withdrawn
2006/11/02
Not Applicable
Completed
2005/08/09
Phase 2
Terminated

FDA Drug Approvals

Approved Product
Manufacturer
NDC Code
Route
Strength
Effective Date
No FDA approvals found for this drug.

EMA Drug Approvals

Approved Product
Authorization Holder
Status
Issued Date
No EMA approvals found for this drug.

HSA Drug Approvals

Approved Product
Manufacturer
Approval Number
Dosage Form
Strength
Approval Date
No HSA approvals found for this drug.

NMPA Drug Approvals

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Company
Approval Number
Drug Type
Dosage Form
Approval Date
No NMPA approvals found for this drug.

PPB Drug Approvals

Approved Product
Registration No.
Company
Licence No.
Strength
Registration Date
No PPB approvals found for this drug.

TGA Drug Approvals

Approved Product
ARTG ID
Sponsor
Registration Type
Status
Registration Date
No TGA approvals found for this drug.

Health Canada Drug Approvals

Approved Product
Company
DIN
Dosage Form
Strength
Market Date
No Health Canada approvals found for this drug.

CIMA AEMPS Drug Approvals

Approved Product
Company
Registration Number
Pharmaceutical Form
Prescription Type
Status
No CIMA AEMPS (Spain) approvals found for this drug.

Philippines FDA Drug Approvals

Approved Product
Company
License Number
Dosage Form
Strength
Approval Date
No Philippines FDA approvals found for this drug.

Saudi SFDA Drug Approvals

Approved Product
Company
License Number
Dosage Form
Strength
Approval Date
No Saudi SFDA approvals found for this drug.

Malaysia NPRA Drug Approvals

Approved Product
Company
Registration Number
Dosage Form
Strength
Approval Date
No Malaysia NPRA approvals found for this drug.

UK EMC Drug Information

Medicine Name
MA Holder
MA Number
Pharmaceutical Form
Active Ingredient
Authorization Date
No UK EMC drug information found for this drug.

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