Alendronic acid Other names: Alendronate sodium

Chemical formula: C₄H₁₃NO₇P₂  Molecular mass: 249.096 g/mol  PubChem compound: 2088

Active ingredient description

Alendronic acid is a bisphosphonate that inhibits osteoclastic bone resorption with no direct effect on bone formation. The bone formed during treatment with alendronic acid is of normal quality.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
M05BA04 Alendronic acid M Musculo-skeletal system → M05 Drugs for treatment of bone diseases → M05B Drugs affecting bone structure and mineralization → M05BA Bisphosphonates
Discover more medicines within M05BA04

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
FOSAMAX Once Weekly Tablets Medicines & Healthcare Products Regulatory Agency (GB) MPI, EU: SmPC

Structural formula

Graphic representation of the active ingredient's molecular structure

3D molecular structure

3D representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 121268-17-5
CAS Substance: 66376-36-1
DrugBank Drug: DB00630
PubChem Compound: 2088
RxNorm Ingredient: 236083
SNOMED-CT Concept: 391730008
Alendronic acid (substance)
UNII Identifier: X1J18R4W8P

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