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Praziquantel

CHEMBL976 Phase 4 Approved Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
312.4 g/mol
LogP
2.7
Phase
4

An antiparasitic medication used to treat a variety of parasitic worm infections, including schistosomiasis and tapeworm infections, by causing paralysis and damage to the worms so the body can eliminate them. It is typically taken as a single dose or short course and is considered highly effective against susceptible parasites.

Molecular Weight

312.4000 g/mol

LogP

2.70

TPSA

40.60 Ų

Lipinski RO5

Pass

Therapeutic Areas

Epilepsy HIV/AIDS Malaria

Mechanism of Action

Disrupts essential metabolic pathways or structural components of parasitic organisms, leading to paralysis, starvation, or death of the parasite.

Pharmacokinetics (PK)

Pharmacodynamics (PD)

Mechanism

Disrupts essential metabolic pathways or structural components of parasitic organisms, leading to paralysis, starvation, or death of the parasite.

2D Structure

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
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SMILES

                    
O=C(C1CCCCC1)N1CC(=O)N2CCc3ccccc3C2C1

                

                

                
                

                    
InChI

                    
InChI=1S/C19H24N2O2/c22-18-13-20(19(23)15-7-2-1-3-8-15)12-17-16-9-5-4-6-14(16)10-11-21(17)18/h4-6,9,15,17H,1-3,7-8,10-13H2

                

                

                

                    
                    

                        
Molecular Formula

                        
C19H24N2O2

                    

                    
                    

                        
HBD / HBA

                        
- / 2

                    

                    
                    

                        
Rotatable Bonds

                        
1

                    

                    
                    
                    

                        
Heavy Atoms

                        
23

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
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

                

                    
                    

                        
                        

                            
An antiparasitic medication used to treat a variety of parasitic worm infections, including schistosomiasis and tapeworm infections, by causing paralysis and damage to the worms so the body can eliminate them. It is typically taken as a single dose or short course and is considered highly effective against susceptible parasites.

                        

                    

                    

                    

                    
                    

                        
                        

                            
Disrupts essential metabolic pathways or structural components of parasitic organisms, leading to paralysis, starvation, or death of the parasite.

                        

                    

                    

                    

                    

                        
                        

                            
Yes, Praziquantel 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).
                CHEMBL976.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 4891.
                Chemical information database.
            
        
    • 
        
        
        
        
    

    
Data aggregated from publicly available pharmacological databases. Last updated 2026-03-28.




        


        
        
    


    



    
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.