Therapy Detail

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Therapy Name Alpelisib + Letrozole
Synonyms
Therapy Description

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Drug Name Trade Name Synonyms Drug Classes Drug Description
Alpelisib Piqray BYL719 PIK3CA inhibitor 16 Piqray (Alpelisib) is a selective PIK3CA inhibitor that blocks activation of the PI3K signaling pathway and inhibits tumor growth (PMID: 23726034). Piqray (Alpelisib) is FDA approved in combination with fulvestrant for use in postmenopausal women, and men, with advanced or metastatic hormone receptor (HR)-positive, ERBB2 (HER2)-negative, PIK3CA-mutant breast cancer (FDA.gov).
Letrozole Femara Letrozol Aromatase Inhibitor 3 Femara (letrozole) is an aromatase inhibitor, which inhibits estrogen synthesis, and is approved for postmenopausal women with hormone receptor positive breast cancer (FDA.gov).

Filtering

  • Case insensitive filtering will display rows where any text in any cell matches the filter term
  • Simple literal full or partial string matches
  • Separate multiple filter terms with a spaces, order doesn't matter (a b c and c b a are equivalent )
  • Filtering will only apply to rows that are already loaded on the page, filtering has no impact on query parameters
  • Use quotes to match a longer phrase which contains spaces "mtor c1483f"

Sorting

  • Generally, the default sort order for tables is set to be first column ascending, however, specific tables may set a different default sort order.
  • Click on any column header arrows to sort by that column
  • Hold down the Shift key and click multiple columns to sort by more than one column, be sure to set ascending or descending order for a given column, before moving on to the next column.

Molecular Profile Indication/Tumor Type Response Type Therapy Name Approval Status Evidence Type Efficacy Evidence References
PIK3CA E78K PIK3CA E726K PIK3CA D939G estrogen-receptor positive breast cancer no benefit Alpelisib + Letrozole Phase Ib/II Actionable In a Phase Ib trial, an estrogen-receptor positive breast cancer patient harboring PIK3CA mutations, E78K, D939G, and E726K, demonstrated progressive disease when treated with a combination of Femara (letrozole) and Alpelisib (BYL719) (PMID: 27126994). 27126994
PIK3CA P447_L455del estrogen-receptor positive breast cancer predicted - sensitive Alpelisib + Letrozole Case Reports/Case Series Actionable In a clinical case study, a patient with estrogen-receptor positive breast cancer harboring PIK3CA P447_L455del demonstrated an 11 month sustained response to the combination therapy of Femara (letrozole) and Alpelisib (BYL719) (PMID: 29284706). 29284706

Filtering

  • Case insensitive filtering will display rows where any text in any cell matches the filter term
  • Simple literal full or partial string matches
  • Separate multiple filter terms with a spaces, order doesn't matter (a b c and c b a are equivalent )
  • Filtering will only apply to rows that are already loaded on the page, filtering has no impact on query parameters
  • Use quotes to match a longer phrase which contains spaces "mtor c1483f"

Sorting

  • Generally, the default sort order for tables is set to be first column ascending, however, specific tables may set a different default sort order.
  • Click on any column header arrows to sort by that column
  • Hold down the Shift key and click multiple columns to sort by more than one column, be sure to set ascending or descending order for a given column, before moving on to the next column.

Clinical Trial Phase Therapies Title Recruitment Status
NCT01791478 Phase I Alpelisib + Letrozole BYL719 and Letrozole in Post-Menopausal Patients With Hormone Receptor-Positive Metastatic Breast Cancer Active, not recruiting
NCT01870505 Phase I Alpelisib + Exemestane Alpelisib + Letrozole BYL719 Plus Letrozole or Exemestane for Patients With Hormone-Receptor Positive Locally-Advanced Unresectable or Metastatic Breast Cancer Completed
NCT01923168 Phase II Buparlisib + Letrozole Letrozole Alpelisib + Letrozole Study of Letrozole With or Without BYL719 or Buparlisib, for the Neoadjuvant Treatment of Postmenopausal Women Completed
NCT01872260 Phase I Alpelisib + Letrozole Alpelisib + Letrozole + Ribociclib Letrozole + Ribociclib Study of LEE011, BYL719 and Letrozole in Advanced ER+ Breast Cancer Active, not recruiting
NCT03056755 Phase II Alpelisib + Fulvestrant Alpelisib + Letrozole Study Assessing the Efficacy and Safety of Alpelisib Plus Fulvestrant or Letrozole, Based on Prior Endocrine Therapy, in Patients With PIK3CA Mutation With Advanced Breast Cancer Who Have Progressed on or After Prior Treatments (BYLieve) Recruiting


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