2019 at a glance: Hem-onc U.S. drug approvals


Caplacizumab-yhdp (Cablivi)

Class: Monoclonal antibody fragment directed against von Willebrand factor.

Disease: Thrombotic thrombocytopenic purpura.

Dose: 11 mg IV initially, then daily subcutaneously; in combination with plasma exchange and immunosuppressive therapy.

AEs: Epistaxis, headache, and gingival bleeding.

Trial: Hercules trial (NCT02553317): More rapid normalization of platelets, lower incidence of composite TTP-related death, and lower rate of recurrence when added to plasma exchange and steroids.

Alpelisib (Piqray)

Class: Phosphatidylinositol-3-kinase (PI3K) inhibitor.

Disease: Hormone receptor positive HER2-negative PIK3CA-mutated, advanced or metastatic breast cancer.

Dose: 300 mg orally once daily with food with concomitant fulvestrant.

AEs: Hyperglycemia, pancytopenia.

Trial: SOLAR-1 (NCT02437318): 11-month progression-free survival among patients treated with alpelisib and fulvestrant, compared with 5.7 months in fulvestrant alone control arm; overall response rate of 36% versus 16%, respectively.

Erdafitinib (Balversa)

Class: Fibroblast growth factor receptor kinase inhibitor.

Disease: Locally advanced or metastatic urothelial carcinoma with FGFR3 or FGFR2 mutations.

Dose: 8 mg orally once daily, with or without food.

AEs: Ocular disorders including retinopathy or retinal detachment.

Trial: BLC2001 (NCT02365597): Objective response rate of 32.2%, with a complete response in 2.3% of patients and partial response in 29.9% of patients.

Biosimilar approvals

Trastuzumab and hyaluronidase-oysk (Herceptin Hylecta)

Biosimilar to: Trastuzumab.

Indication: HER2-overexpressing breast cancer.

Dr. Bryer is a resident in the department of internal medicine at the University of Pennsylvania, Philadelphia. Dr. Mintzer is chief of hematology-oncology at Pennsylvania Hospital and professor of medicine at the University of Pennsylvania. Dr. Henry is a hematologist-oncologist at Pennsylvania Hospital and professor of medicine at the University of Pennsylvania.

*Correction, 11/7/2019: An earlier version of this article misstated the drug combination in the GO29365 trial.


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