The FDA has approved the oral second-generation antipsychotic drug brexpiprazole (Rexulti – Otsuka/Lundbeck) for once-daily treatment of agitation associated with dementia due to Alzheimer's disease (AD). Brexpiprazole is the first drug to be approved in the US for this indication. It is also approved for treatment of schizophrenia and as an adjunct to antidepressants for treatment of major depressive disorder.

Use of proton pump inhibitors (PPIs) to treat gastroesophageal reflux disease (GERD) has been associated with an increase in the risk of fractures. The FDA now requires that the labels of all prescription PPIs include a warning about an increased risk of fractures with long-term use.

Perindopril, the tenth angiotensin converting enzyme (ACE) inhibitor to be marketed in the USA, and telmisartan and eprosartan, the fifth and sixth angiotensin receptor blockers, have recently become available for treatment of hypertension.

The FDA has approved intravenously administered recombinant von Willebrand factor (Vonvendi - Shire) for adults with von Willebrand disease (VWD) who require on-demand treatment and control of bleeding episodes. It is the first recombinant von Willebrand factor (VWF) product to become available in the US.

The FDA has approved Qtern (AstraZeneca), a fixed-dose combination of the sodium-glucose co-transporter 2 (SGLT2) inhibitor dapagliflozin (Farxiga) and the dipeptidyl peptidase-4 (DPP-4) inhibitor saxagliptin (Onglyza), for oral treatment of adults with type 2 diabetes. Dapagliflozin and saxagliptin have each been available for years alone and in combination with extended-release metformin (Xigduo XR; Kombiglyze XR). Three SGLT2/DPP-4 inhibitor combinations are now available in the US (see Table 2).

A lidocaine 1.8% patch (ZTlido – Scilex) has been approved by the FDA for treatment of pain associated with postherpetic neuralgia (PHN). A lidocaine 5% patch (Lidoderm, and generics) was approved earlier for the same indication and has been used off-label for treatment of other types of localized pain. Both of these patches are available only by prescription. Lidocaine 4% patches (Aspercreme, IcyHot, and others) are available over the counter for back, neck, shoulder, and joint pain.

The FDA has approved peanut allergen powder-dnfp (Palforzia – Aimmune) for use as oral immunotherapy to mitigate allergic reactions, including anaphylaxis, caused by accidental peanut exposure in patients with a confirmed peanut allergy. It is the first drug to be approved in the US for this indication; Viaskin Peanut, an immunotherapy patch, is under FDA review for the same indication.

The FDA has approved Relyvrio (Amylyx), a fixed-dose combination of sodium phenylbutyrate and taurursodiol, for treatment of amyotrophic lateral sclerosis (ALS). Sodium phenylbutyrate (Buphenyl, and others) has been available by prescription for years for treatment of urea cycle disorders. Taurursodiol (tauroursodeoxycholic acid), a derivative of ursodiol, is an over-the-counter bile acid supplement claimed to have neuroprotective benefits. Relyvrio is the third drug to be approved in the US for treatment of ALS; riluzole (Rilutek, and others) and edaravone (Radicava, Radicava...

View the Comparison Chart: Some Inhaled Drugs for Treatment of Asthma

Three coordinated double-blind, placebo-controlled clinical trials have evaluated the efficacy of one year of testosterone replacement therapy in improving sexual function, physical function, and vitality in a total of 790 men ≥65 years old with moderately low serum testosterone concentrations and symptoms suggesting hypoandrogenism. Sexual function improved modestly, and there appeared to be marginal benefits in some areas of physical function and vitality as well. The trials were not designed to evaluate the safety of testosterone replacement therapy.