Two new extended-release amphetamine products have been approved by the FDA for once-daily treatment of attention-deficit/hyperactivity disorder (ADHD) in patients ≥6 years old: Adzenys XR-ODT (Neos Therapeutics), an orally distintegrating tablet, and Dyanavel XR (Tris Pharma), an oral suspension.

Bacterial infections of the conjunctivae are usually self-limited, but topical antimicrobial therapy can be helpful. A solution of trimethoprim sulfate 0.1% with polymyxin B sulfate 10,000 units/ml (Polytrim - Burroughs Wellcome, distributed by Allergan) was recently marketed in the USA for treatment of superficial ocular bacterial infections.

Many different drugs are used for treatment of osteoarthritis pain, but none of them prevent progression of the disease. Nonpharmacologic approaches including weight management, exercise, tai chi, physical therapy, assistive devices, and total joint arthroplasty can also be used. The American College of Rheumatology (ACR) has published new guidelines for the management of osteoarthritis of the hip, hand, and knee.

The FDA has approved ferric carboxymaltose (Injectafer – American Regent), a 2-dose intravenous iron replacement product, for treatment of iron deficiency anemia (IDA) in adults who cannot tolerate or have had an unsatisfactory response to oral iron and in those who have non-dialysis-dependent chronic kidney disease (CKD). It is the sixth IV iron product approved in the US.

An injectable foam formulation of the sclerosing agent polidocanol (Varithena – Provensis/BTG) has been approved by the FDA for treatment of incompetent veins and visible varicosities of the great saphenous vein system. It is the first foam therapy to be approved for this indication, but polidocanol and other sclerosants have been used for years as foam formulations compounded by physicians. Polidocanol is also available in a liquid formulation (Asclera) to treat smaller veins. Sodium tetradecyl sulfate (Sotradecol) is FDA-approved in a liquid formulation for use in...

The FDA has approved edaravone (Radicava – Mitsubishi Tanabe Pharma) for treatment of amyotrophic lateral sclerosis (ALS). It is the second drug to be approved in the US for this indication; riluzole (Rilutek, and generics) was approved in 1995. Edaravone was approved for treatment of ALS as Radicut in Japan and South Korea in 2015. It has been used in Japan and other Asian countries since 2001 for treatment of acute ischemic stroke.

Tretinoin (tret' i noyn; all-trans-retinoic acid; Retin-A), a derivative of vitamin A, has been used for years for topical treatment of acne. More recently, it has also been used to improve the appearance of skin damaged by chronic exposure to the sun, although not approved for this indication by the US Food and Drug Administration.

The FDA has approved the GABA_A receptor modulator brexanolone (Zulresso – Sage Therapeutics) for IV treatment of postpartum depression (PPD). Brexanolone is the first drug to be approved by the FDA for this indication.

Healthcare providers are often asked if drugs can be used past their expiration date. Because of legal restrictions and liability concerns, manufacturers do not sanction such use and usually do not comment on the safety or effectiveness of their products beyond the date on the label. Since our last article on this subject, more data have become available.

Patients with seasonal allergies often experience nasal itching and congestion, sneezing, rhinorrhea, and itchy, watery eyes. Oral, intranasal, and ophthalmic preparations are widely available over the counter (OTC) for relief of symptoms. Prescription products for management of allergic rhinitis and allergic conjunctivitis are reviewed separately.