Concerns have arisen anew about possible use of biological weapons. The pathogens considered most likely to be used for this purpose are discussed in this article. A good source for additional information is www.usamriid.army.mil/education/bluebook.html.

The FDA has approved lesinurad (Zurampic – Ironwood), a uric acid transporter 1 (URAT1) inhibitor, for adjunctive treatment of gout-associated hyperuricemia in patients whose serum uric acid levels fail to reach goal with xanthine oxidase inhibitor monotherapy.

The FDA has approved a 4% aerosol foam formulation of minocycline (Amzeeq – Foamix) for topical treatment of inflammatory lesions of non-nodular moderate to severe acne in patients ≥9 years old. It is the first topical tetracycline formulation to be approved for use in patients with acne. Oral minocycline (Minocin, Solodyn, and generics) is

About 60% of men ≥60 years old have clinically relevant prostatic enlargement due to benign prostatic hyperplasia (BPH). The goals of treatment are to decrease lower urinary tract symptoms and to prevent disease progression and complications such as acute urinary retention. The American Urologic Association's guidelines for treatment of BPH were recently updated.

The FDA has approved defibrotide sodium (Defitelio – Jazz), a mixture of mostly single-stranded polydeoxyribonucleotide sodium salts, for treatment of adults and children with hepatic veno-occlusive disease (also known as sinusoidal obstruction syndrome) and renal or pulmonary dysfunction following hematopoietic stem cell transplantation (HSCT). It is the first drug to be approved by the FDA for treatment of severe hepatic veno-occlusive disease. Defibrotide was approved earlier by the European Medicines Agency for the same indication.Hepatic veno-occlusive disease is an uncommon (<2%)...

Clostridioides (formerly Clostridium) difficile infection (CDI) is the most common infectious cause of healthcare-associated diarrhea in adults. Guidelines on management of CDI have recently been updated.

The FDA has approved rivaroxaban (Xarelto – Janssen), an oral direct factor Xa inhibitor, for prevention of deep vein thrombosis (DVT) in patients undergoing knee or hip replacement surgery.

View the Comparison Table: H2-Receptor Antagonists and PPIs

The FDA has approved the oral kinase inhibitor quizartinib (Vanflyta – Daiichi Sankyo) for use in combination with standard cytarabine and anthracycline induction and cytarabine consolidation, and as maintenance monotherapy following consolidation chemotherapy in adults with FLT3 internal tandem duplication (ITD)-positive, newly-diagnosed acute myeloid leukemia (AML).

The oral sphingosine 1-phosphate (S1P) receptor modulator ozanimod (Zeposia – Bristol Myers Squibb) has been approved by the FDA for treatment of adults with moderately to severely active ulcerative colitis. It is the first S1P receptor modulator to be approved for treatment of ulcerative colitis. Ozanimod was approved in March 2020 for use in adults with relapsing forms of multiple sclerosis.