Drugs / Palbociclib
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Palbociclib

Small molecule targets CDK4, CDK6, RB1 via inhibition

Developed for
breast cancer · female breast carcinoma · hormone receptor-positive breast cancer · estrogen-receptor positive breast cancer · Her2-receptor negative breast cancer · HER2 positive breast carcinoma · breast neoplasm · head and neck squamous cell carcinoma
+133 more · non-small cell lung carcinoma · cancer · melanoma · refractory malignant neoplasm · metastatic malignant neoplasm · acute myeloid leukemia · breast carcinoma · colorectal cancer · ovarian cancer · plasma cell myeloma · clear cell renal carcinoma · Ewing sarcoma · invasive breast carcinoma · lung cancer · mantle cell lymphoma · metastatic malignant neoplasm in the brain · non-Hodgkin lymphoma · ovarian carcinoma · soft tissue sarcoma · triple-negative breast carcinoma · acute lymphoblastic leukemia · endometrial cancer · esophageal squamous cell carcinoma · head and neck cancer · hepatocellular carcinoma · medulloblastoma · neuroblastoma · pancreatic ductal adenocarcinoma · primary peritoneal carcinoma · progesterone-receptor positive breast cancer · prostate cancer · rhabdoid tumor · rhabdomyosarcoma · urinary bladder cancer · adult glioblastoma · anaplastic astrocytoma · cancer of unknown primary site · childhood medulloblastoma · chordoma · colon carcinoma · colorectal carcinoma · dedifferentiated liposarcoma · endometrial carcinoma · estrogen-receptor negative breast cancer · exocrine pancreatic carcinoma · fallopian tube carcinoma · gliosarcoma · hepatoblastoma · high grade malignant neoplasm · Langerhans cell histiocytosis · liposarcoma · lymphoma · malignant epithelial tumor of ovary · malignant germ cell tumor · malignant glioma · malignant pancreatic neoplasm · myelodysplastic syndrome · osteosarcoma · ovarian serous adenocarcinoma · peripheral primitive neuroectodermal tumor · primary organ-specific lymphoma · progesterone-receptor negative breast cancer · prostate carcinoma · renal cell carcinoma · sarcoma · small cell lung carcinoma · uterine corpus cancer · adult central nervous system germ cell tumor · adult teratoma · anaplastic oligodendroglioma · B-cell acute lymphoblastic leukemia · breast ductal adenocarcinoma · cancer or benign tumor · CDK4 linked melanoma · childhood acute lymphoblastic leukemia · childhood brain stem glioma · childhood cerebellar astrocytic neoplasm · childhood cerebral astrocytoma · childhood choroid plexus neoplasm · childhood ependymoma · colon adenocarcinoma · conventional osteosarcoma · COVID-19 · diffuse intrinsic pontine glioma · digestive system cancer · ductal breast carcinoma in situ · endometrioid adenocarcinoma · ependymoblastoma · ependymoma · esophageal cancer · extragonadal nonseminomatous germ cell tumor · extragonadal seminoma · female reproductive organ cancer · gastrointestinal stromal tumor · giant cell glioblastoma · gliomatosis cerebri · grade III meningioma · histiocytic sarcoma · hormone-resistant breast carcinoma · immature ovarian teratoma · immature teratoma · juvenile xanthogranuloma · kidney Wilms tumor · lung adenocarcinoma · lymphoblastic lymphoma · male breast carcinoma · malignant testicular germ cell tumor · mature ovarian teratoma · medulloepithelioma · metastatic carcinoma · metastatic carcinoma in the bone · metastatic neoplasm · nasopharyngeal carcinoma · non-small cell squamous lung carcinoma · oligoastrocytoma · oligodendroglioma · ovarian monodermal and highly specialized teratoma · pancreas disorder · pancreatic large cell neuroendocrine carcinoma · pancreatic neuroendocrine tumor · papillary renal cell carcinoma · pineoblastoma · rectum adenocarcinoma · salivary gland carcinoma · squamous cell lung carcinoma · supratentorial primitive neuroectodermal tumor · T lymphoblastic leukemia/lymphoma · T-cell acute lymphoblastic leukemia · testicular teratoma · thymus cancer · thyroid gland carcinoma · urothelial carcinoma · Wilms tumor
Investigated by
Pfizer · National Cancer Institute (NCI) · AstraZeneca · Dana-Farber Cancer Institute · Hoffmann-La Roche · Washington University School of Medicine
+262 more · Genentech, Inc. · SOLTI Breast Cancer Research Group · UNICANCER · Abramson Cancer Center at Penn Medicine · Alliance Foundation Trials, LLC. · Breast International Group · ETOP IBCSG Partners Foundation · Fudan University · Georgetown University · M.D. Anderson Cancer Center · Memorial Sloan Kettering Cancer Center · NSABP Foundation Inc · Royal Marsden NHS Foundation Trust · Amgen · Bayer · Bristol-Myers Squibb · Celcuity Inc · Emory University · GBG Forschungs GmbH · Incyte Corporation · Institute of Cancer Research, United Kingdom · MedSIR · Merck Sharp & Dohme LLC · Northwestern University · Peter MacCallum Cancer Centre, Australia · Samsung Medical Center · Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University · Sun Yat-sen University · Thomas Jefferson University · UNC Lineberger Comprehensive Cancer Center · University of Michigan Rogel Cancer Center · Weill Medical College of Cornell University · West China Hospital · Alliance for Clinical Trials in Oncology · Apices Soluciones S.L. · Arvinas Estrogen Receptor, Inc. · Assistance Publique - Hôpitaux de Paris · Canadian Cancer Trials Group · Celgene Corporation · Children's Oncology Group · City of Hope Medical Center · Criterium, Inc. · Eisai Inc. · European Network of Gynaecological Oncological Trial Groups (ENGOT) · European Organisation for Research and Treatment of Cancer - EORTC · Fondazione Michelangelo · GlaxoSmithKline · Gustave Roussy, Cancer Campus, Grand Paris · Haykel Hospital · Institut Bergonié · Johns Hopkins University · Jonsson Comprehensive Cancer Center · Korean Cancer Study Group · Lebanese University · Massachusetts General Hospital · Mirati Therapeutics Inc. · National Center for Tumor Diseases, Heidelberg · National Institutes of Health (NIH) · Novartis · OHSU Knight Cancer Institute · Oregon Health and Science University · Peking University Cancer Hospital & Institute · PrECOG, LLC. · Relay Therapeutics, Inc. · Roche Pharma AG · Sanofi · Shengjing Hospital · Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins · Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University · Spanish Breast Cancer Research Group · Thomas Hatschek · Tianjin Medical University Second Hospital · Translational Breast Cancer Research Consortium · University Hospital Heidelberg · all 268 on the full record

Regulatory milestones approvals, filings & regulatory actions · 13 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Label expansions (10) US (FDA) IBRANCE — 2016-02-19 – 2026-06-24 fda.gov ↗
Filed US (FDA) IBRANCE HR-positive, HER2-negative advanced or metastatic breast cancer 2016-12-21

“the U.S. Food and Drug Administration (FDA) has accepted for review a supplemental New Drug Application (sNDA) for its first-in-class CDK 4/6 inhibitor, IBRANCE ® (palbociclib)” pfizer.com ↗

Approved EU (EMA) Ibrance — 2016-11-09 europa.eu ↗
Approved US (FDA) IBRANCE — 2015-02-03 fda.gov ↗

Trials 295 · started per year

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EU approved 2016
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PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 05 trials
Phase 0 NCT06959979 Nov 2024 → Aug 2026 overdue childhood medulloblastoma Fondazione Policlinico Universitario Agostino Gemelli IRCCS Recruiting No outcome recorded
Phase 0 NCT04870034 Jan 2024 → Sep 2025 colorectal carcinoma, lung adenocarcinoma Roswell Park Cancer Institute Withdrawn No outcome recorded Stop: Enrollment
Phase 0 NCT05432518 Jun 2023 → Jul 2027 expected adult glioblastoma AHS Cancer Control Alberta Recruiting No outcome recorded
Phase 0 NCT05238831 Jan 2023 → May 2026 female breast carcinoma, ovarian carcinoma, pancreatic ductal adenocarcinoma, pancreatic large cell neuroendocrine carcinoma +2 OHSU Knight Cancer Institute Withdrawn No outcome recorded
Phase 0 NCT04130152 Nov 2019 → Jan 2022 breast cancer SOLTI Breast Cancer Research Group Completed No outcome recorded
Phase 179 trials · 1 met primary · 2 missed
Phase 1 NCT06654297 Oct 2024 → Jun 2025 overdue esophageal squamous cell carcinoma West China Hospital Active not recruiting No outcome recorded
Phase 1 NCT06113809 Feb 2024 → Jul 2028 expected sarcoma John Rieth Recruiting No outcome recorded
Phase 1 NCT05655598 Sep 2023 → Aug 2024 endometrial cancer, female breast carcinoma, refractory malignant neoplasm, small cell lung carcinoma +2 Brown University Withdrawn No outcome recorded Stop: Enrollment
Phase 1 NCT05627232 Aug 2023 → Jan 2028 expected acute myeloid leukemia Thomas Jefferson University Recruiting No outcome recorded
Phase 1 NCT05759949 Mar 2023 → Mar 2025 PIK3CA-related overgrowth spectrum, hormone receptor-positive breast cancer Relay Therapeutics, Inc. Completed No outcome recorded
Phase 1 NCT06307249 Feb 2023 → Dec 2025 overdue breast cancer, colorectal cancer, lung cancer, ovarian cancer Lebanese University Recruiting No outcome recorded
Phase 1 NCT05238922 Jul 2022 → Jul 2027 expected cancer Incyte Corporation Recruiting No outcome recorded
Phase 1 NCT05293964 May 2022 → Dec 2024 overdue breast cancer Jiangsu Simcere Pharmaceutical Co., Ltd. Active not recruiting No outcome recorded
Phase 1 NCT05178888 Jan 2022 → Jun 2023 cancer or benign tumor Mirati Therapeutics Inc. Completed No outcome recorded
Phase 1 NCT05216432 Dec 2021 → Apr 2027 expected Her2-receptor negative breast cancer, PIK3CA-related overgrowth spectrum Relay Therapeutics, Inc. Recruiting No outcome recorded
Phase 1/240 trials · 1 met primary · 1 missed
Phase 1/2 NCT07861932 Oct 2026 → Sep 2028 expected breast neoplasm KymaThera, Inc. Not yet recruiting No outcome recorded
Phase 1/2 NCT06753747 Sep 2025 → Sep 2027 expected esophageal cancer West China Hospital Recruiting No outcome recorded
Phase 1/2 NCT06947811 Jun 2025 → Mar 2027 expected CDK4 linked melanoma Sun Yat-sen University Recruiting No outcome recorded
Phase 1/2 NCT07002177 Jun 2025 → May 2028 expected estrogen-receptor positive breast cancer Forward Pharmaceuticals Co., Ltd. Recruiting No outcome recorded
Phase 1/2 NCT06843967 Feb 2025 → Aug 2028 expected dedifferentiated liposarcoma, myxoid liposarcoma, pleomorphic liposarcoma, round cell liposarcoma +1 Memorial Sloan Kettering Cancer Center Recruiting No outcome recorded
Phase 1/2 NCT06757335 Jan 2025 → Jan 2026 overdue breast cancer Hinova Pharmaceuticals Inc. Not yet recruiting No outcome recorded
Phase 1/2 NCT06895733 Nov 2024 → Dec 2025 overdue cancer Tianjin Medical University Second Hospital Recruiting No outcome recorded
Phase 1/2 NCT06364956 May 2024 → Jun 2026 overdue urinary bladder cancer Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University Recruiting No outcome recorded
Phase 1/2 NCT05665361 Apr 2024 → Jun 2027 expected clear cell renal carcinoma, papillary renal cell carcinoma National Cancer Institute (NCI) Recruiting No outcome recorded
Phase 1/2 NCT06188520 Dec 2023 → Aug 2027 expected estrogen-receptor positive breast cancer, ovarian serous adenocarcinoma AstraZeneca Recruiting No outcome recorded
Phase 2132 trials · 9 met primary · 11 missed
Phase 2 NCT07748208 Oct 2026 → Jun 2029 expected breast cancer, type 2 diabetes mellitus Hoffmann-La Roche Not yet recruiting No outcome recorded
Phase 2 NCT07826052 Sep 2026 → Sep 2031 expected breast cancer Fudan University Not yet recruiting No outcome recorded
Phase 2 NCT07527806 May 2026 → May 2029 expected breast cancer Peking University Cancer Hospital & Institute Not yet recruiting No outcome recorded
Phase 2 NCT07191977 Jan 2026 → Dec 2027 expected esophageal squamous cell carcinoma West China Hospital Not yet recruiting No outcome recorded
Phase 2 NCT07300215 Dec 2025 → Nov 2027 expected breast cancer The First Affiliated Hospital of Bengbu Medical University Not yet recruiting No outcome recorded
Phase 2 NCT07299890 Dec 2025 → Nov 2027 expected breast cancer Anhui Provincial Cancer Hospital Not yet recruiting No outcome recorded
Phase 2 NCT07123090 Nov 2025 → Oct 2026 expected clear cell renal carcinoma Stephanie Berg Recruiting No outcome recorded
Phase 2 NCT07037199 Aug 2025 → Jun 2028 expected breast cancer Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University Recruiting No outcome recorded
Phase 2 NCT06692491 Jan 2025 → Dec 2027 expected — Peking University Shenzhen Hospital Not yet recruiting No outcome recorded
Phase 2 NCT07130643 Dec 2024 → Dec 2026 expected hormone receptor-positive breast cancer Xinhong Wu, PhD Active not recruiting No outcome recorded
Show all 132 trials opens the full record — a long page
Phase 2/32 trials
Phase 2/3 NCT02692755 Sep 2016 → Dec 2019 hormone receptor-positive breast cancer Georgetown University Completed No outcome recorded
Phase 2/3 NCT02785939 Sep 2014 → Jun 2017 non-small cell squamous lung carcinoma SWOG Cancer Research Network Completed No outcome recorded
Phase 326 trials · 7 met primary · 4 missed
Phase 3 NCT07683754 Sep 2026 → Jul 2030 expected HER2 positive breast carcinoma, female breast carcinoma, hormone receptor-positive breast cancer Daiichi Sankyo Not yet recruiting No outcome recorded
Phase 3 NCT06757634 Jul 2025 → Mar 2029 expected breast cancer Celcuity Inc Recruiting No outcome recorded
Phase 3 NCT07005557 Jun 2025 → May 2030 expected breast cancer Fudan University Not yet recruiting No outcome recorded
Phase 3 NCT06377852 Oct 2024 → Aug 2028 expected breast cancer American Society of Clinical Oncology Recruiting No outcome recorded
Phase 3 NCT06380751 Aug 2024 → Dec 2029 expected breast cancer AstraZeneca Recruiting No outcome recorded
Phase 3 NCT06044623 Apr 2024 → Oct 2028 expected breast cancer Region Örebro County Recruiting No outcome recorded
Phase 3 NCT05909397 Aug 2023 → Dec 2026 expected breast cancer Pfizer Active not recruiting No outcome recorded
Phase 3 NCT05501886 Dec 2022 → Jun 2026 overdue breast cancer Celcuity Inc Active not recruiting Met primary
Phase 3 NCT04966481 Apr 2022 → Feb 2029 expected head and neck squamous cell carcinoma Washington University School of Medicine Recruiting No outcome recorded
Phase 3 NCT05207709 Mar 2022 → Mar 2026 breast cancer SOLTI Breast Cancer Research Group Terminated No outcome recorded Stop: Enrollment
Phase 44 trials
Phase 4 NCT05691400 Mar 2024 → Mar 2027 leukodystrophy, hypomyelinating, 22 University of Michigan Rogel Cancer Center Withdrawn No outcome recorded Stop: Business
Phase 4 NCT04137640 Jul 2021 → Nov 2025 breast cancer Shengjing Hospital Unknown No outcome recorded
Phase 4 NCT03355157 Mar 2018 → Aug 2024 breast cancer GBG Forschungs GmbH Completed No outcome recorded
Phase 4 NCT02679755 Mar 2016 → Jul 2019 female breast carcinoma Pfizer Completed No outcome recorded
Phase not applicable6 trials
— NCT06810492 Apr → Dec 2025 overdue female breast carcinoma Hongmei Zheng, PhD Not yet recruiting No outcome recorded
— NCT06856200 Feb → Oct 2025 overdue Her2-receptor negative breast cancer, hormone-resistant breast carcinoma Fudan University Recruiting No outcome recorded
— NCT06478927 Jan 2024 → Jan 2026 overdue hepatocellular carcinoma Henan Cancer Hospital Recruiting No outcome recorded
— NCT04801966 Sep 2021 → Dec 2022 cancer Peter MacCallum Cancer Centre, Australia Terminated No outcome recorded Stop: Enrollment
— NCT03756090 Dec 2018 → Dec 2019 breast cancer Zhejiang Cancer Hospital Unknown No outcome recorded
— NCT05063058 Jan 2016 → Nov 2019 melanoma Charite University, Berlin, Germany Completed No outcome recorded
Phase not stated1 trial
— NCT02142868 — Her2-receptor negative breast cancer Pfizer No longer available No outcome recorded
Comparator or background therapy46 trials
Phase 0 NCT02913430 Comparator Apr 2018 → Apr 2022 breast cancer Shannon Puhalla Completed No outcome recorded
Phase 1 NCT06997029 Background Aug 2025 → Dec 2028 expected breast cancer, ovarian cancer Bristol-Myers Squibb Recruiting No outcome recorded
Phase 1 NCT06941142 Background Apr 2025 → Oct 2027 expected breast cancer CSPC ZhongQi Pharmaceutical Technology Co., Ltd. Not yet recruiting No outcome recorded
Phase 1 NCT05683418 Background Feb 2023 → Dec 2027 expected hormone receptor-positive breast cancer Totus Medicines Recruiting No outcome recorded
Phase 1 NCT05384119 Background Jan 2023 → May 2024 breast cancer Tvardi Therapeutics, Incorporated Terminated No outcome recorded Stop: Enrollment

News releases announcing trial results or a regulatory action · 70

DateIssuerRelease
2026-09-11 Alexion Pharmaceuticals, Inc. Results Update on SERENA-4 Phase III trial of Etcamah in combination with palbociclib in upfront 1st-line advanced ER-positive breast cancer astrazeneca.com ↗
The SERENA-4 Phase III trial of AstraZeneca’s Etcamah (camizestrant) in combination with palbociclib, a cyclin-dependent kinase (CDK) 4/6 inhibitor, did not meet the primary endpoint of progression-free survival (PFS), however a numerical improvement was observed in the upfront 1st-line treatment of patients with estrogen receptor (ER)-positive, HER2-negative advanced breast cancer who have not received any systemic treatment for advanced disease.
2026-09-04 Alexion Pharmaceuticals, Inc. Regulatory Etcamah in combination with a CDK4/6 inhibitor approved in the US for 1st-line advanced HR-positive breast cancer astrazeneca.com ↗
2026-07-23 AstraZeneca Regulatory Etcamah (camizestrant) in combination with a CDK4/6 inhibitor approved in the EU for 1st-line advanced ER-positive breast cancer astrazeneca.com ↗
2026-06-24 Pfizer Regulatory FDA Approves Pfizer’s IBRANCE Regimen for HR+, HER2+ Metastatic Breast Cancer Frontline Maintenance pfizer.com ↗
With today’s FDA approval, IBRANCE becomes the first and only CDK4/6 inhibitor indicated for patients with HR+ metastatic breast cancer regardless of HER2 status, extending its impact to patients who continue to face challenges with treatment resistance.
2026-06-02 AstraZeneca Results Camizestrant combination delayed time to first progression by 55% and to second progression by 37% in patients with advanced HR-positive breast cancer with an emergent ESR1 tumour mutation in SERENA-6 trial astrazeneca.com ↗
Median PFS2 was 25.7 months for the camizestrant combination compared with 19.1 months for the AI combination.
2026-06-02 Celcuity Inc Results Celcuity’s Gedatolisib Combination Regimens Doubled the Likelihood of Survival without Disease Progression or Death Compared to Alpelisib plus Fulvestrant in the PIK3CA Mutant Cohort of the Pivotal Phase 3 VIKTORIA-1 Trial in Patients with HR+/HER2- Advanced Breast Cancer celcuity.com ↗
Gedatolisib plus fulvestrant and palbociclib (the “gedatolisib-triplet”) reduced the risk of disease progression or death by 50% vs. alpelisib plus fulvestrant (HR=0.50; 95% CI: 0.37–0.68; p<0.0001).
2026-05-22 AstraZeneca Regulatory Camizestrant in combination with a CDK4/6 inhibitor recommended for approval in the EU by CHMP for 1st-line advanced ER-positive breast cancer astrazeneca.com ↗
2026-05-19 Hoffmann-La Roche Results Roche to present new data at ASCO 2026, reinforcing giredestrant's potential to transform the treatment paradigm in early breast cancer roche.com ↗
Primary results from the persevERA study on the numerical improvement in progression-free survival observed with first-line giredestrant plus palbociclib in advanced, endocrine-sensitive disease
2026-05-18 Genentech, Inc. Results Genentech to Present New Data at ASCO 2026, Reinforcing Giredestrant's Potential to Transform the Treatment Paradigm in Early Breast Cancer gene.com ↗
Primary results from the persevERA study on the numerical improvement in progression-free survival observed with first-line giredestrant plus palbociclib in advanced, endocrine-sensitive disease
2026-05-01 Celcuity Inc Results Celcuity's Phase 3 VIKTORIA-1 Trial Achieves Primary Endpoint With Clinically Meaningful Improvement in Progression-Free Survival in PIK3CA Mutant Cohort celcuity.com ↗
The primary efficacy analysis of gedatolisib combined with fulvestrant and palbociclib (the “gedatolisib triplet”) demonstrated a statistically significant and clinically meaningful improvement in progression-free survival (“PFS”) compared to alpelisib, a PI3Kα inhibitor, and fulvestrant.
2026-03-09 Hoffmann-La Roche Results [Ad hoc announcement pursuant to Art. 53 LR] Roche provides update on phase III persevERA study in ER-positive advanced breast cancer roche.com ↗
The study did not meet its primary objective of a statistically significant improvement in progression-free survival in the intent-to-treat population versus letrozole plus palbociclib, but a numerical improvement was observed.
2026-03-09 Celcuity Inc Results Celcuity Announces Publication of Results from PIK3CA Wild-Type Cohort of Phase 3 VIKTORIA-1 Study of Gedatolisib Regimens in HR+/HER2- Advanced Breast Cancer in Journal of Clinical Oncology celcuity.com ↗
The publication is titled “VIKTORIA-1 Trial of Gedatolisib Plus Fulvestrant With or Without Palbociclib in Hormone Receptor-Positive/HER2-/PIK3CA Wild-Type Advanced Breast Cancer.”

All press releases naming this drug 80 releases

DateIssuerRelease

Evidence & citations 16 cited values

Every value below carries the sentence it was read from. 345 sources stand behind the page.

FieldValueCited text
Known as Palbociclib “Palbociclib (PD-0332991) is an oral, small-molecule inhibitor of cyclin-dependent kinases (CDKs) 4 and 6 with preclinical evidence of growth-inhibitory activity in oestrogen...” PMID 25524798 ↗ Dec 2014
322

“Full initial dose of either one of the CDK 4/6-inhibitors: Palbociclib 125 mg x 1 for 21 days with 7 days off; or Ribociclib 600 mg x 1 for 21 days with 7 days off; or...” NCT06044623 ↗

“Palbociclib is a highly selective, reversible, oral inhibitor of cyclin-dependent kinases 4 and 6 that is approved to treat hormone receptor-positive/human epidermal growth...” PMID 32420697 ↗ May 2020

“Cyclin dependant kinase inhibitors (CDK inhibitors) mainly Palbociclib (PAL), ribociclib (RIB) and abemaciclib (ABM) are approved for treatment of hormone receptor positive,...” NCT05670054 ↗

“A Drug-Drug Interaction Study To Investigate The Potential For Multiple Doses Of Palbociclib (PD-0332991) To Alter The Pharmacokinetics Of Oral Midazolam In Adult Healthy Women...” NCT01756781 ↗

“Patient receive standard endocrine therapy (ETH) in combination with Palbociclib. palbociclib administered according to standard dosing regimen (125mg /day ) for 3 consecutive...” NCT07487129 ↗

“Palbociclib is an investigational (experimental) drug that works to induce early G1 arrest by inhibiting CDK4/6, which are two types of CDKs that are overexpressed in AML cell...” NCT03844997 ↗

“An Investigational Study Drug, Palbociclib (PD-0332991), Is Being Studied In Patients With Mantle Cell Lymphoma. Patients Must Have Received Prior Treatment(s) For Mantle Cell Lymphoma.” NCT00420056 ↗

“Phase I-II Open-Label Multicenter Study of Palbociclib + Vemurafenib in BRAF (V600MUT) Metastatic Melanoma Patients: Uncovering CHEK2 as a Major Response Mechanism.” PMID 33947696 ↗ May 2021

“Phase 1/2 study of cyclin-dependent kinase (CDK)4/6 inhibitor palbociclib (PD-0332991) with bortezomib and dexamethasone in relapsed/refractory multiple myeloma.” PMID 25813205 ↗ May 2015

“Palbociclib, a cyclin-dependent kinase (CDK) 4/6 inhibitor, blocks proliferation in a RB and cyclin D-dependent manner in preclinical prostate cancer models.” PMID 33727260 ↗ Mar 2021

Show 312 more sources

Known as IBRANCE “This phase I study estimated the effect of food on bioavailability of palbociclib (IBRANCE®), and a selective inhibitor of cyclin-dependent kinase 4/6 approved for oncology...” PMID 28204912 ↗ Feb 2017
7

“(1) Palbociclib (trade name: Ibrance®; Pfizer Manufacturing Deutschland GmbH, Freiburg, Germany; imported drug license No. H20180040): 125 mg/capsule, 1 capsule by mouth once a day” NCT04047758 ↗

“The purpose of this study is to find out what effects, good and/or bad, Palbociclib (Ibrance) (formerly known as PD0332991) has on the patient and on the liposarcoma.” NCT01209598 ↗

“Palbociclib (Ibrance) is an oral capsule or tablet administered once daily with food on Days 1-21 of every 28-day cycle in combination with telaglenestat.” NCT03965845 ↗

“Drug: Palbociclib Participants will receive oral palbociclib on days 1-21 of each 28-day cycle. Other Names: • IBRANCE” NCT06757634 ↗

“Palbociclib (IBRANCE®) is a kinase inhibitor FDA approved for the following indications:” NCT06843967 ↗

“Palbociclib (Ibrance) (PO), dose= 125 mg PO daily, days=1-14, cycle length: 21 days” NCT03194373 ↗

“palbociclib (Ibrance®️, Pfizer Inc.)” NCT05266105 ↗

Known as PAL “Cyclin dependant kinase inhibitors (CDK inhibitors) mainly Palbociclib (PAL), ribociclib (RIB) and abemaciclib (ABM) are approved for treatment of hormone receptor positive,...” NCT05670054 ↗
Known as palbociclib (PD0332991) “palbociclib (PD0332991)” NCT02806648 ↗
4

“palbociclib, PD-0332991” NCT01953731 ↗

“Palbociclib, PD-0332991” NCT02334800 ↗

“Palbociclib, PD-0332991” NCT02222441 ↗

“Palbociclib=PD-0332991” NCT01976169 ↗

Known as Palbociclib isethiolate ChEMBL registry synonym — accepted as the source's own label CHEMBL189963 ↗
Known as palbociclib isethionate “This phase I trial studies the side effects and best dose of palbociclib isethionate in treating younger patients with central nervous system tumors that have grown, come back,...” NCT02255461 ↗
Known as PALBOCICLIBPD-0332991PD0332991IBRANCECS-0019A-1030 ChEMBL registry synonym — accepted as the source's own label CHEMBL189963 ↗
Known as PD 0332991-0054 ChEMBL registry synonym — accepted as the source's own label CHEMBL189963 ↗
Known as PD-0332991 “A Study Of Oral Palbociclib (PD-0332991), A CDK4/6 Inhibitor, As Single Agent In Japanese Patients With Advanced Solid Tumors Or In Combination With Letrozole For The...” NCT01684215 ↗
40

“Phase I Study of the CDK4/6 Inhibitor Palbociclib (PD-0332991) in Combination With the PI3K/mTOR Inhibitor Gedatolisib (PF-05212384) for Patients With Advanced Squamous Cell...” NCT03065062 ↗

“An Investigational Study Drug, Palbociclib (PD-0332991), Is Being Studied In Patients With Mantle Cell Lymphoma. Patients Must Have Received Prior Treatment(s) For Mantle Cell Lymphoma.” NCT00420056 ↗

“A Phase 1, Open-Label, 6 Sequence, 3 Period, Crossover Study Of Palbociclib (PD-0332991) In Healthy Volunteers To Estimate The Relative Bioavailability Of 3 Palbociclib Formulations” NCT02083640 ↗

“A Study Of Palbociclib (PD-0332991) + Letrozole VS. Placebo+ Letrozole For 1st Line Treatment Of Asian Postmenopausal Women With ER+/HER2- Advanced Breast Cancer [PALOMA-4]” NCT02297438 ↗

“The purpose of this study is to find out what effects, good and/or bad, Palbociclib (Ibrance) (formerly known as PD0332991) has on the patient and on the liposarcoma.” NCT01209598 ↗

“A Phase 1, Open-label, Single Dose, Parallel-group Study To Evaluate The Pharmacokinetics Of Palbociclib (Pd-0332991) In Subjects With Impaired Renal Function” NCT02085538 ↗

“A Study of Palbociclib (PD-0332991) + Letrozole vs. Letrozole For 1st Line Treatment Of Postmenopausal Women With ER+/HER2- Advanced Breast Cancer (PALOMA-2)” NCT01740427 ↗

“Palbociclib (PD-0332991) Combined With Fulvestrant In Hormone Receptor+ HER2-Negative Metastatic Breast Cancer After Endocrine Failure (PALOMA-3)” NCT01942135 ↗

“A Study Comparing the Plasma Drug Exposure of an Oral Dose of Palbociclib (PD-0332991) to an Intravenous Dose of Palbociclib (PD-0332991)” NCT01802476 ↗

“Drug Interaction Study To Investigate The Potential Effect Of Proton Pump Inhibitor On The Pharmacokinetics Of Palbociclib (PD-0332991)” NCT01918176 ↗

Show 30 more sources

Known as PD-0332991, palbociclib “PD-0332991, palbociclib” NCT01821066 ↗
Known as PF-00080665-73 ChEMBL registry synonym — accepted as the source's own label CHEMBL189963 ↗
Known as PFE-PKIS 32 ChEMBL registry synonym — accepted as the source's own label CHEMBL189963 ↗
Action Inhibit “PD-0332991 is in a new class of drugs called cyclin-dependent kinase (CDK inhibitors).” NCT00141297 ↗
Modality Small molecule “Palbociclib (PD-0332991) is an oral, small-molecule inhibitor of cyclin-dependent kinases (CDKs) 4 and 6 with preclinical evidence of growth-inhibitory activity in oestrogen...” PMID 25524798 ↗ Dec 2014
Route Oral “Dose ranging study - evaluating two oral schedule: (1) 3/1 Schedule - PD-0332991 administered days 1-21 of a 28-day schedule, doses ranging from 25 to 150 mg once daily; (2)...” NCT00141297 ↗
Target CDK4 “selective CDK4/6 inhibitor PD0332991” PMID 22383795 ↗ Mar 2012