Preferred Name

Alendronate Sodium
Synonyms
Definitions

The sodium salt of alendronate, a second generation bisphosphonate and synthetic analog of pyrophosphate with bone anti-resorption activity. Alendronate sodium binds to and inhibits the activity of geranyltranstransferase (farnesyl pyrophosphate synthetase), an enzyme involved in terpenoid biosynthesis. Inhibition of this enzyme prevents the biosynthesis of isoprenoid lipids (FPP and GGPP) that are donor substrates of farnesylation and geranylgeranylation during the post-translational modification of small GTPase signalling proteins, which is important in the process of osteoclast turnover. As a result, osteoclast activity is inhibited and bone resorption and turnover are reduced.

ID

http://purl.obolibrary.org/obo/NCIT_C973

ALT_DEFINITION

A drug used to treat certain bone conditions, such as osteoporosis and Paget disease of the bone. It is also being studied in the treatment of hypercalcemia (high levels of calcium in the blood) and bone pain caused by cancer. Fosamax slows the breakdown of bone and prevents the loss of calcium. It is a type of bisphosphonate.

CAS_Registry

121268-17-5

CHEBI_ID

CHEBI:2566

Chemical_Formula

C4H12NO7P2.Na.3H2O

code

C973

Contributing_Source

FDA

definition

The sodium salt of alendronate, a second generation bisphosphonate and synthetic analog of pyrophosphate with bone anti-resorption activity. Alendronate sodium binds to and inhibits the activity of geranyltranstransferase (farnesyl pyrophosphate synthetase), an enzyme involved in terpenoid biosynthesis. Inhibition of this enzyme prevents the biosynthesis of isoprenoid lipids (FPP and GGPP) that are donor substrates of farnesylation and geranylgeranylation during the post-translational modification of small GTPase signalling proteins, which is important in the process of osteoclast turnover. As a result, osteoclast activity is inhibited and bone resorption and turnover are reduced.

FDA_UNII_Code

2UY4M2U3RA

Has_Free_Acid_Or_Base_Form

http://purl.obolibrary.org/obo/NCIT_C61625

in_subset

http://purl.obolibrary.org/obo/NCIT_C63923

http://purl.obolibrary.org/obo/NCIT_C176424

label

Alendronate Sodium

Legacy Concept Name

Alendronate_Sodium

NCI_Drug_Dictionary_ID

41299

PDQ_Closed_Trial_Search_ID

41299

PDQ_Open_Trial_Search_ID

41299

Preferred_Name

Alendronate Sodium

prefixIRI

NCIT:C973

prefLabel

Alendronate Sodium

Semantic_Type

Organic Chemical

Pharmacologic Substance

UMLS_CUI

C0700482

subClassOf

http://purl.obolibrary.org/obo/NCIT_C67439

http://purl.obolibrary.org/obo/NCIT_C443

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