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Gefapixant Citrate

CHEMBL4594278 Phase 4 已批准 Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
545.5 g/mol
LogP
—
Phase
4

This citrate salt form of gefapixant is an oral P2X3 receptor antagonist used to reduce the frequency of chronic refractory cough by desensitizing the nerve pathways that trigger coughing. It offers a targeted, non-opioid approach to managing persistent cough that has not responded to other treatments.

分子量

545.5000 g/mol

TPSA

297.00 Ų

作用机制

Competitively binds to its target receptor without activating it, blocking the natural ligand from binding and preventing receptor-mediated signaling.

Pharmacokinetics (PK)

Pharmacodynamics (PD)

机制

Competitively binds to its target receptor without activating it, blocking the natural ligand from binding and preventing receptor-mediated signaling.

二维结构

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
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SMILES

                    
COc1cc(C(C)C)c(Oc2cnc(N)nc2N)cc1S(N)(=O)=O.O=C(O)CC(O)(CC(=O)O)C(=O)O

                

                

                
                

                    
InChI

                    
InChI=1S/C14H19N5O4S.C6H8O7/c1-7(2)8-4-10(22-3)12(24(17,20)21)5-9(8)23-11-6-18-14(16)19-13(11)15;7-3(8)1-6(13,5(11)12)2-4(9)10/h4-7H,1-3H3,(H2,17,20,21)(H4,15,16,18,19);13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)

                

                

                

                    
                    

                        
Molecular Formula

                        
C20H27N5O11S

                    

                    
                    

                        
HBD / HBA

                        
7 / 16

                    

                    
                    

                        
可旋转键数

                        
10

                    

                    
                    
                    

                        
重原子数

                        
37

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
No targets recorded

    
    
Target interaction data is not yet available for this drug.

    



                
            


            
            

                
                


    
    
        
    
    
    
No interactions recorded

    
    
Drug interaction data is not yet available for this compound.

    



                
            


            
            

                
                


    
    
        
    
    
    
No side effects recorded

    
    
Side effect data is not yet available for this drug.

    



                
            


            
            
            

                
常见问题

                

                    
                    

                        
                        

                            
This citrate salt form of gefapixant is an oral P2X3 receptor antagonist used to reduce the frequency of chronic refractory cough by desensitizing the nerve pathways that trigger coughing. It offers a targeted, non-opioid approach to managing persistent cough that has not responded to other treatments.

                        

                    

                    

                    

                    
                    

                        
                        

                            
Competitively binds to its target receptor without activating it, blocking the natural ligand from binding and preventing receptor-mediated signaling.

                        

                    

                    

                    

                    

                        
                        

                            
Yes, Gefapixant Citrate is an approved drug. It has reached clinical phase 4. It is classified as a Small molecule.

                        

                    

                

            

            

            
            

            
            

            
            
{# References & Data Sources section for drug detail pages.
   Renders standard pharmacological database links plus the drug's data_sources field. #}


    
References & Data Sources

    
    
        
        
  • 
            
            
                ChEMBL — European Bioinformatics Institute (EBI).
                CHEMBL4594278.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 145720531.
                Chemical information database.
            
        
    • 
        
        
        
        
    

    
Data aggregated from publicly available pharmacological databases. Last updated 2026-03-04.




        


        
        
    


    



    
医疗免责声明

    

        This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making medication decisions.
    

    

        Data sources:
        ChEMBL,
        PubChem,
        DailyMed.