The FDA has approved semaglutide (Ozempic – Novo Nordisk), a long-acting injectable GLP-1 (glucagon-like peptide-1) receptor agonist, for once-weekly treatment of adults with type 2 diabetes. It is the sixth GLP-1 receptor agonist to be approved in the US.

View the Comparison Table: Some Oral/Transdermal Opioid Analgesics

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

Acute toxic reactions to drugs of abuse continue to be important problems. Some patients may have mixed intoxications with complex combinations of signs and symptoms.

Many prescriptions for eye drops call for instillation of 1-2 drops. But Medical Letter consultants in ophthalmology seem to agree that all eye drops should generally be given in doses of only one drop. The volume of a single drop can vary with the viscosity of the solution, the design of the dropper, and patient technique. The average volume of a drop is 35-50 microliters, but can be as high as 75 microliters. An eye brimming with fluid holds 30 microliters at best, so even one drop is often an overdose. A second either washes out the first or increases the possibility of systemic toxicity,...

The FDA has approved two new ophthalmic drugs for reduction of intraocular pressure (IOP) in patients with open-angle glaucoma or ocular hypertension: latanoprostene bunod (Vyzulta – Bausch and Lomb), a modified prostaglandin analog, and netarsudil (VRhopressa – Aerie), the first Rho kinase inhibitor to be approved in the US.

This issue includes reviews of drugs for glaucoma, age-related macular degeneration (AMD), bacterial conjunctivitis, and dry eye disease. Allergic conjunctivitis is reviewed in a separate issue.

Initial treatment of allergic rhinitis (AR) depends on the severity of symptoms and whether they are intermittent or persistent (see Table 1).

Attention-deficit/hyperactivity disorder (ADHD) is a common chronic neurodevelopmental disorder often diagnosed in school-age children that frequently persists into adulthood.Pharmacologic treatment of ADHD has been associated with reduced risks of substance abuse, criminal behavior, unintentional injuries, serious traffic accidents, and all-cause mortality. Drugs approved by the FDA for treatment of ADHD are listed in Table 1.

View the Comparison Chart: Some Drugs for HFrEF