Olanzapine (Zyprexa - Lilly), a thienobenzodiazepine that structurally resembles and binds to many of the same receptors as clozapine (Clozaril), is now available in the USA for treatment of schizophrenia and other psychotic disorders.

Penciclovir 1% cream (Denavir - SmithKline Beecham) has been approved by the US Food and Drug Administration (FDA) for treatment of recurrent orolabial herpes simplex virus (HSV) infections in adults. Acyclovir (Zovirax) is also available in a topical formulation for treatment of herpes simplex infections, but is approved by the FDA only for use in immunocompromised patients. Oral drugs approved for treatment of some herpes simplex infections, but not recurrent orolabial infections, include acyclovir, valacyclovir (Valtrex) and famciclovir (Famvir), which is rapidly hydrolyzed to...

The FDA has approved the oral Janus kinase (JAK) inhibitor baricitinib (Olumiant) for treatment of COVID-19 in hospitalized adults who require supplemental oxygen, mechanical ventilation, or extracorporeal membrane oxygenation (ECMO). Baricitinib was previously available for this indication under an Emergency Use Authorization (EUA); it remains available under an EUA for use in children 2-17 years old hospitalized with COVID-19 who require oxygen support.

View the Table: GLP-1 and GIP/GLP-1 Receptor Agonists for Type 2 Diabetes

IV antiviral drug remdesivir (Veklury) has now been FDA-approved for treatment of COVID-19 in patients ≥28 days old who weigh ≥3 kg and are either hospitalized or at high risk for progression to severe disease. Remdesivir was already FDA-approved for these indications in patients ≥12 years old who weigh ≥40 kg; it was available under an Emergency Use Authorization (EUA) for younger or lighter patients. Remdesivir is the first drug to be FDA-approved for treatment of COVID-19 in children <12 years old.

View the Comparison Table: Some Antibiotics for MRSA Skin and Skin Structure Infections

Azelastine hydrochloride, a histamine-H1 receptor antagonist, has been marketed as a 0.1% nasal spray (Astelin - Wallace) for treatment of seasonal allergic rhinitis. Corticosteroid and cromolyn sodium nasal sprays are also available for this indication (Medical Letter, 37:5, 1995). Cromolyn sodium (Nasalcrom) has now been approved for over-the-counter use.

The FDA has approved blinatumomab (Blincyto – Onyx/Amgen) for treatment of relapsed or refractory Philadelphia chromosome-negative (Ph-) B-cell precursor acute lymphoblastic leukemia (ALL).

The antiestrogen toremifene (Fareston - Schering) and the selective aromatase inhibitor letrozole (Femara - Novartis) have been approved by the FDA for treatment of advanced breast cancer in postmenopausal women.

Valacyclovir (Valtrex - GlaxoSmithKline) was recently approved by the FDA for one-day oral treatment of patients at least 12 years old with orolabial herpes simplex infections. The drug was previously approved for treatment and suppression of genital herpes and for treatment of herpes zoster (shingles).