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Meclizine Hydrochloride

CHEMBL3989555 Phase 4 已批准 Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
481.9 g/mol
LogP
—
Phase
4

A hydrochloride salt form of meclizine, an antihistamine medication used to treat and prevent dizziness, nausea, and vomiting caused by motion sickness and vestibular disorders.

分子量

481.9000 g/mol

TPSA

7.50 Ų

作用机制

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)

机制

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.

二维结构

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
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SMILES

                    
Cc1cccc(CN2CCN(C(c3ccccc3)c3ccc(Cl)cc3)CC2)c1.Cl.Cl.O

                

                

                
                

                    
InChI

                    
InChI=1S/C25H27ClN2.2ClH.H2O/c1-20-6-5-7-21(18-20)19-27-14-16-28(17-15-27)25(22-8-3-2-4-9-22)23-10-12-24(26)13-11-23;;;/h2-13,18,25H,14-17,19H2,1H3;2*1H;1H2

                

                

                

                    
                    

                        
Molecular Formula

                        
C25H31Cl3N2O

                    

                    
                    

                        
HBD / HBA

                        
3 / 3

                    

                    
                    

                        
可旋转键数

                        
5

                    

                    
                    
                    

                        
重原子数

                        
31

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
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

                

                    
                    

                        
                        

                            
A hydrochloride salt form of meclizine, an antihistamine medication used to treat and prevent dizziness, nausea, and vomiting caused by motion sickness and vestibular disorders.

                        

                    

                    

                    

                    
                    

                        
                        

                            
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, Meclizine Hydrochloride 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).
                CHEMBL3989555.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 173612.
                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.