💊 Drugs A-Z 🧬 Targets 🛠 Tools 📚 Guides
All Drugs Drug Classes Therapeutic Areas Side Effects
Guides Glossary Timeline
Comparisons Drug Journeys Drug Families
🇺🇸 English 🇰🇷 한국어 🇯🇵 日本語 🇨🇳 中文简体 🇪🇸 Español 🇧🇷 Português 🇮🇳 हिन्दी 🇸🇦 العربية 🇫🇷 Français 🇷🇺 Русский 🇩🇪 Deutsch 🇹🇷 Türkçe 🇻🇳 Tiếng Việt 🇮🇩 Bahasa Indonesia 🇹🇭 ไทย

Ribociclib Succinate

CHEMBL3707266 Phase 4 Approved Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
552.6 g/mol
LogP
—
Phase
4

The succinate salt formulation of ribociclib used alongside hormonal therapy for advanced breast cancer, blocking key cell cycle proteins to prevent tumor progression. Clinical trials have demonstrated it can significantly extend progression-free survival.

Molecular Weight

552.6000 g/mol

TPSA

166.00 Ų

Therapeutic Areas

Breast Cancer

Mechanism of Action

Selectively inhibits cyclin-dependent kinases 4 and 6 (CDK4/6), blocking the phosphorylation of retinoblastoma protein and arresting the cell cycle at the G1/S transition to prevent cancer cell proliferation.

Pharmacokinetics (PK)

Pharmacodynamics (PD)

Mechanism

Selectively inhibits cyclin-dependent kinases 4 and 6 (CDK4/6), blocking the phosphorylation of retinoblastoma protein and arresting the cell cycle at the G1/S transition to prevent cancer cell proliferation.

2D Structure

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
Embed this structure

                        

                        

                            
                            
                        

                    

                

                

                
                

                    
SMILES

                    
CN(C)C(=O)c1cc2cnc(Nc3ccc(N4CCNCC4)cn3)nc2n1C1CCCC1.O=C(O)CCC(=O)O

                

                

                
                

                    
InChI

                    
InChI=1S/C23H30N8O.C4H6O4/c1-29(2)22(32)19-13-16-14-26-23(28-21(16)31(19)17-5-3-4-6-17)27-20-8-7-18(15-25-20)30-11-9-24-10-12-30;5-3(6)1-2-4(7)8/h7-8,13-15,17,24H,3-6,9-12H2,1-2H3,(H,25,26,27,28);1-2H2,(H,5,6)(H,7,8)

                

                

                

                    
                    

                        
Molecular Formula

                        
C27H36N8O5

                    

                    
                    

                        
HBD / HBA

                        
4 / 11

                    

                    
                    

                        
Rotatable Bonds

                        
8

                    

                    
                    
                    

                        
Heavy Atoms

                        
40

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
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

                

                    
                    

                        
                        

                            
The succinate salt formulation of ribociclib used alongside hormonal therapy for advanced breast cancer, blocking key cell cycle proteins to prevent tumor progression. Clinical trials have demonstrated it can significantly extend progression-free survival.

                        

                    

                    

                    

                    
                    

                        
                        

                            
Selectively inhibits cyclin-dependent kinases 4 and 6 (CDK4/6), blocking the phosphorylation of retinoblastoma protein and arresting the cell cycle at the G1/S transition to prevent cancer cell proliferation.

                        

                    

                    

                    

                    

                        
                        

                            
Yes, Ribociclib Succinate 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).
                CHEMBL3707266.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 57334219.
                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.