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Methapyrilene Fumarate

CHEMBL3187246 Phase 4 ได้รับการอนุมัติ Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
871.0 g/mol
LogP
—
Phase
4

A fumarate form of methapyrilene with the same therapeutic properties. An antihistamine formerly used to treat allergy symptoms and as a sleep aid, this medication was withdrawn from the market after studies showed it caused liver cancer in animals.

น้ำหนักโมเลกุล

871.0000 g/mol

TPSA

319.00 Ų

กลไกการออกฤทธิ์

Competitively blocks histamine H1 receptors on effector cells, preventing histamine-mediated vasodilation, increased vascular permeability, bronchoconstriction, and pruritus. First-generation agents also cross the blood-brain barrier, causing sedation.

Pharmacokinetics (PK)

Pharmacodynamics (PD)

กลไก

Competitively blocks histamine H1 receptors on effector cells, preventing histamine-mediated vasodilation, increased vascular permeability, bronchoconstriction, and pruritus. First-generation agents also cross the blood-brain barrier, causing sedation.

โครงสร้าง 2 มิติ

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
Embed this structure

                        

                        

                            
                            
                        

                    

                

                

                
                

                    
SMILES

                    
CN(C)CCN(Cc1cccs1)c1ccccn1.CN(C)CCN(Cc1cccs1)c1ccccn1.O=C(O)/C=C/C(=O)O.O=C(O)/C=C/C(=O)O.O=C(O)/C=C/C(=O)O

                

                

                
                

                    
InChI

                    
InChI=1S/2C14H19N3S.3C4H4O4/c2*1-16(2)9-10-17(12-13-6-5-11-18-13)14-7-3-4-8-15-14;3*5-3(6)1-2-4(7)8/h2*3-8,11H,9-10,12H2,1-2H3;3*1-2H,(H,5,6)(H,7,8)/b;;3*2-1+

                

                

                

                    
                    

                        
Molecular Formula

                        
C40H50N6O12S2

                    

                    
                    

                        
HBD / HBA

                        
6 / 20

                    

                    
                    

                        
พันธะที่หมุนได้

                        
18

                    

                    
                    
                    

                        
อะตอมหนัก

                        
60

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
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.

    



                
            


            
            
            

                
คำถามที่พบบ่อย

                

                    
                    

                        
                        

                            
A fumarate form of methapyrilene with the same therapeutic properties. An antihistamine formerly used to treat allergy symptoms and as a sleep aid, this medication was withdrawn from the market after studies showed it caused liver cancer in animals.

                        

                    

                    

                    

                    
                    

                        
                        

                            
Competitively blocks histamine H1 receptors on effector cells, preventing histamine-mediated vasodilation, increased vascular permeability, bronchoconstriction, and pruritus. First-generation agents also cross the blood-brain barrier, causing sedation.

                        

                    

                    

                    

                    

                        
                        

                            
Yes, Methapyrilene Fumarate 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

    
    
        
        
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                ChEMBL — European Bioinformatics Institute (EBI).
                CHEMBL3187246.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 6436730.
                Chemical information database.
            
        
    • 
        
        
        
        
    

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




        


        
        
    


    



    
ข้อจำกัดความรับผิดชอบทางการแพทย์

    

        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.