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.

Elafibranor (Iqirvo – Ipsen), a peroxisome proliferator-activated receptor (PPAR) agonist, has been granted accelerated approval by the FDA for treatment of primary biliary cholangitis (PBC) in adults. It is indicated for use in combination with ursodeoxycholic acid (ursodiol, UDCA; Urso, and others) in patients with an inadequate response to UDCA alone and as monotherapy in those unable to tolerate UDCA.

View the Expanded Table: Some Oral Drugs for Chronic Insomnia

The oral kinase inhibitor pemigatinib (Pemazyre – Incyte) has received accelerated approval from the FDA for treatment of adults with previously treated, unresectable, locally advanced or metastatic cholangiocarcinoma with fibroblast growth factor receptor 2 (FGFR2) fusions or other rearrangements. Pemigatinib is the first drug to be approved in the US for this indication.

A once-weekly transdermal formulation of the acetylcholinesterase inhibitor donepezil (Adlarity – Corium) has been approved by the FDA for treatment of mild, moderate, and severe Alzheimer's disease (AD) dementia. Donepezil is the second acetylcholinesterase inhibitor to become available in a transdermal formulation; transdermal rivastigmine (Exelon Patch), which is applied once daily, has been available for years for the same indication. Donepezil is also available in oral formulations (Aricept, and generics) for treatment of AD dementia.

The FDA has approved a 0.25% ophthalmic solution of the ectoparasiticide lotilaner (Xdemvy – Tarsus) for treatment of Demodex blepharitis. Lotilaner is the first drug to be approved in the US for this indication.

View Expanded Table: Some Conventional DMARDs for Rheumatoid Arthritis

On December 22, 2021, the FDA issued an Emergency Use Authorization (EUA) for the investigational antiviral drug nirmatrelvir copackaged with the HIV-1 protease inhibitor ritonavir (Paxlovid – Pfizer) for oral treatment of mild to moderate COVID-19 in outpatients ≥12 years old who weigh at least 40 kg and are at high risk of progressing to severe disease, including hospitalization or death. Paxlovid was the first oral antiviral drug to be authorized in the US for treatment of COVID-19; Merck's oral antiviral drug molnupiravir was granted an EUA for treatment of COVID-19 on...

Erdafitinib (Balversa – Janssen), an oral kinase inhibitor, has received full approval from the FDA for treatment of locally advanced or metastatic urothelial carcinoma in adults with susceptible FGFR3 (fibroblast growth factor receptor) genetic alterations who had disease progression on or after at least one prior line of systemic therapy. It is not recommended for use in patients who are eligible for but have not received prior PD-1 (programmed death receptor-1) or PD-L1 (programmed death-ligand 1) inhibitor therapy. Erdafitinib is the first oral FGFR kinase inhibitor to be...

Maribavir (Livtencity – Takeda), an oral cytomegalovirus (CMV) pUL97 kinase inhibitor, has been approved by the FDA for treatment of post-transplant CMV infection refractory to standard antiviral therapy in patients ≥12 years old who weigh at least 35 kg.