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Diquafosol

CHEMBL221326 Phase 4 Approved Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
790.3 g/mol
LogP
-9.1
Phase
4

A P2Y2 receptor agonist that stimulates the secretion of water, mucin, and lipids from the surface of the eye. It is used to treat dry eye disease by promoting natural tear production.

Molecular Weight

790.3000 g/mol

LogP

-9.10

TPSA

394.00 Ų

Lipinski RO5

Fail

Mechanism of Action

Binds to and activates its target receptor, mimicking the action of the endogenous ligand to produce a specific physiological response.

Pharmacokinetics (PK)

Pharmacodynamics (PD)

Mechanism

Binds to and activates its target receptor, mimicking the action of the endogenous ligand to produce a specific physiological response.

2D Structure

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
Embed this structure

                        

                        

                            
                            
                        

                    

                

                

                
                

                    
SMILES

                    
O=c1ccn([C@@H]2O[C@H](COP(=O)(O)OP(=O)(O)OP(=O)(O)OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(=O)[nH]c4=O)[C@H](O)[C@@H]3O)[C@@H](O)[C@H]2O)c(=O)[nH]1

                

                

                
                

                    
InChI

                    
InChI=1S/C18H26N4O23P4/c23-9-1-3-21(17(29)19-9)15-13(27)11(25)7(41-15)5-39-46(31,32)43-48(35,36)45-49(37,38)44-47(33,34)40-6-8-12(26)14(28)16(42-8)22-4-2-10(24)20-18(22)30/h1-4,7-8,11-16,25-28H,5-6H2,(H,31,32)(H,33,34)(H,35,36)(H,37,38)(H,19,23,29)(H,20,24,30)/t7-,8-,11-,12-,13-,14-,15-,16-/m1/s1

                

                

                

                    
                    

                        
Molecular Formula

                        
C18H26N4O23P4

                    

                    
                    

                        
HBD / HBA

                        
10 / 23

                    

                    
                    

                        
Rotatable Bonds

                        
14

                    

                    
                    
                    

                        
Heavy Atoms

                        
49

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
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.

    



                
            


            
            
            

                
Frequently Asked Questions

                

                    
                    

                        
                        

                            
A P2Y2 receptor agonist that stimulates the secretion of water, mucin, and lipids from the surface of the eye. It is used to treat dry eye disease by promoting natural tear production.

                        

                    

                    

                    

                    
                    

                        
                        

                            
Binds to and activates its target receptor, mimicking the action of the endogenous ligand to produce a specific physiological response.

                        

                    

                    

                    

                    

                        
                        

                            
Yes, Diquafosol 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).
                CHEMBL221326.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 148197.
                Chemical information database.
            
        
    • 
        
        
        
        
    

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




        


        
        
    


    



    
Medical Disclaimer

    

        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.