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                                                                Synonyms: OBE101 [2] | SERC® | Vasomotal®
                                 
                                                         
                            
                            
                            
                                 
                                
                                betahistine is an approved drug (FDA (1970s)) 
                                                        
                                                    
                                Compound class: 
                                                            Synthetic organic
                                 
                                
                                    
                                        Comment: This is an orally delivered histamine receptor modulator that has weak agonist activity at histamine H1 receptors and more potent antagonist activity at the H3 receptor subtype [1].
                                    
                                 
                            
                            
                          
                                
                                    
                                
                          
                                   
                                   
                                  
                                      
                                     
                                   
                                   
                                    
                                    
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Classification ![]()  | 
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| Compound class | Synthetic organic | 
| Approved drug? | Yes. US FDA (1970) | 
| Withdrawn drug? | Yes | 
International Nonproprietary Names ![]()  | 
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| INN number | INN | 
| 1502 | betahistine | 
Synonyms ![]()  | 
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| OBE101 [2] | SERC® | Vasomotal® | |
Database Links ![]()  | 
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| CAS Registry No. | 5638-76-6 (source: PubChem) | 
| ChEMBL Ligand | CHEMBL24441 | 
| DrugBank Ligand | DB06698 | 
| GtoPdb PubChem SID | 461663492 | 
| PubChem CID | 2366 | 
| Search Google for chemical match using the InChIKey | UUQMNUMQCIQDMZ-UHFFFAOYSA-N | 
| Search Google for chemicals with the same backbone | UUQMNUMQCIQDMZ | 
| Search PubMed clinical trials | betahistine | 
| Search PubMed titles | betahistine | 
| Search PubMed titles/abstracts | betahistine | 
| UniChem Compound Search for chemical match using the InChIKey | UUQMNUMQCIQDMZ-UHFFFAOYSA-N | 
| UniChem Connectivity Search for chemical match using the InChIKey | UUQMNUMQCIQDMZ-UHFFFAOYSA-N | 
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                                                                           Betahistine (links to external site) 
                                                                    
                                                                Cat. No. HY-B0524  |