The FDA has approved darolutamide (Nubeqa – Bayer), an androgen receptor inhibitor, for oral treatment of nonmetastatic castration-resistant prostate cancer (nmCRPC). Darolutamide is the third androgen receptor inhibitor to be approved for this indication; apalutamide (Erleada) and enzalutamide (Xtandi), which are also approved for use in patients with metastatic castration-resistant prostate cancer (mCRPC), were approved earlier.

Gemcitabine (jem site a been) hydrochloride (Gemzar - Lilly), a nucleoside analog, has been approved by the US Food and Drug Administration for intravenous (IV) use in the first-line treatment of locally advanced or metastatic adenocarcinoma of the pancreas and in patients with pancreatic cancer previously treated with fluorouracil (Adrucil, and others). No previously available drug has had more than minor activity in treating this disease.

Irinotecan hydrochloride (Camptosar - Pharmacia & Upjohn; formerly CPT-11) has been approved by the US Food and Drug Administration for treatment of metastatic colorectal cancer refractory to other drugs including fluorouracil (5-FU; Adrucil and others).

Anastrozole (Arimidex - Zeneca), a selective nonsteroidal aromatase inhibitor, has been approved by the US Food and Drug Administration (FDA) for treatment of postmenopausal women with advanced breast cancer that has progressed during treatment with tamoxifen (Nolvadex, and others).

Ixabepilone (ix ab ep' i lone; Ixempra - Bristol-Myers Squibb), a semisynthetic epothilone analog, has been approved by the FDA for treatment of advanced breast cancer. It is indicated for use in combination with capecitabine (Xeloda - Roche) for treatment of locally advanced or metastatic breast cancer after failure of an anthracycline such as doxorubicin (Adriamycin) and a taxane such as paclitaxel (Taxol, and others). It is also approved as monotherapy for treatment of metastatic or locally advanced breast cancer after an anthracycline, a taxane and capecitabine have...

Nabilone (Cesamet - Lilly), a synthetic cannabinoid chemically related to tetrahydrocannabinol (THC), the main active ingredient in marijuana, was recently marketed in the USA for oral treatment of nausea and vomiting associated with cancer chemotherapy. Oral THC itself, known generically as dronabinol (Marinol), is also commercially available as an antiemetic for cancer patients (Medical Letter, 27:97, 1985). Other drugs used for this purpose include metoclopramide (Reglan - Medical Letter, 24:67, 1982), prochlorperazine (Compazine; and others), haloperidol (Haldol; and others), and...

The FDA has approved degarelix (Firmagon - Ferring), a synthetic decapeptide gonadotropin-releasing hormone (GnRH) receptor antagonist, for rapid medical castration of men with advanced prostate cancer. Abarelix (Plenaxis), the first GnRH antagonist approved by the FDA, was withdrawn from the US market because of immediate hypersensitivity reactions.

The FDA has approved exemestane, an aromatase inhibitor, for the treatment of postmenopausal women with advanced breast cancer that has progressed during treatment with tamoxifen.

Three retrospective studies have recently reported an association between beta-blocker use and a reduction in breast cancer metastasis and recurrence. No prospective, randomized trials have been published.