💊 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

Inavolisib

CHEMBL4650215 Phase 4 Approved Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
407.4 g/mol
LogP
1.5
Phase
4

A PI3K-alpha inhibitor for PIK3CA-mutated HR-positive HER2-negative breast cancer.

Molecular Weight

407.4000 g/mol

LogP

1.50

TPSA

112.00 Ų

Lipinski RO5

Pass

Therapeutic Areas

Bladder Cancer Breast Cancer Colorectal Cancer Non-Small Cell Lung Cancer Ovarian Cancer Pancreatic Cancer Prostate Cancer Thyroid Cancer

Mechanism of Action

Targets the HER2 (ErbB2) receptor tyrosine kinase, blocking HER2-mediated signaling that drives proliferation in HER2-overexpressing cancer cells.

Pharmacokinetics (PK)

Pharmacodynamics (PD)

Mechanism

Targets the HER2 (ErbB2) receptor tyrosine kinase, blocking HER2-mediated signaling that drives proliferation in HER2-overexpressing cancer cells.

2D Structure

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
Embed this structure

                        

                        

                            
                            
                        

                    

                

                

                
                

                    
SMILES

                    
C[C@H](Nc1ccc2c(c1)OCCn1cc(N3C(=O)OC[C@H]3C(F)F)nc1-2)C(N)=O

                

                

                
                

                    
InChI

                    
InChI=1S/C18H19F2N5O4/c1-9(16(21)26)22-10-2-3-11-13(6-10)28-5-4-24-7-14(23-17(11)24)25-12(15(19)20)8-29-18(25)27/h2-3,6-7,9,12,15,22H,4-5,8H2,1H3,(H2,21,26)/t9-,12-/m0/s1

                

                

                

                    
                    

                        
Molecular Formula

                        
C18H19F2N5O4

                    

                    
                    

                        
HBD / HBA

                        
2 / 8

                    

                    
                    

                        
Rotatable Bonds

                        
5

                    

                    
                    
                    

                        
Heavy Atoms

                        
29

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
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 PI3K-alpha inhibitor for PIK3CA-mutated HR-positive HER2-negative breast cancer.

                        

                    

                    

                    

                    
                    

                        
                        

                            
Targets the HER2 (ErbB2) receptor tyrosine kinase, blocking HER2-mediated signaling that drives proliferation in HER2-overexpressing cancer cells.

                        

                    

                    

                    

                    

                        
                        

                            
Yes, Inavolisib 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).
                CHEMBL4650215.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 124173720.
                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.