Gastroenterology

An international survey found that providers agree that use of biosimilars in inflammatory bowel disease (IBD) is safe and effective in both patients who are treatment-naïve and those who are already being treated with a reference agent.

The FDA approved Amgen’s Wezlana (ustekinumab-auub) as the first biosimilar to reference Stelara (ustekinumab). The biosimilar was also approved with an interchangeability designation.

Between 3 regulatory approvals, 2 complete response letters, and new data and industry insights, October brought a number of business updates that have the potential to impact the entire US biosimilar industry.

In his comeback column, Ivo Abraham, PhD, chief scientist of Matrix45 and a professor at the University of Arizona, explores the world of biobetters and the complicated dynamics surrounding the FDA approval of Zymfentra, the first subcutaneous infliximab.

As Celltrion releases new data on its subcutaneous infliximab product in gastroenterology conditions, Samsung Bioepis secures an interchangeability designation for Byooviz, making it the second ranibizumab biosimilar to be deemed interchangeable with the reference product.

Samsung Bioepis’ most recent biosimilar market report identified inconsistent medical guidelines, challenges with access and rebates, and acute vs chronic treatment duration as major factors influencing biosimilar uptake in the United States.

The FDA approved Celltrion’s Zymfentra (infliximab-dyyb), a novel drug that allows for subcutaneous administration of inflximab.

Boehringer Ingelheim (BI) launches an unbranded version of its adalimumab biosimilar; Alvotech and Kashiv Biosciences partner for an omalizumab biosimilar candidate; the FDA issues a complete response letter (CRL) for Biocon’s insulin aspart biosimilar.

Pfizer’s Abrilada (adalimumab-afzb) became the second biosimilar referencing Humira (adalimumab) to receive an interchangeable designation. The new label is intended to expand patient access to biosimilars.

Patients with inflammatory bowel disease who underwent a switch from reference infliximab to a biosimilar and then back to the originator were more likely to discontinue their treatment than patients who underwent a single switch from the originator to a biosimilar.

A study evaluating the real-world impact of treating patients with inflammatory bowel disease (IBD) with an adalimumab biosimilar found that providing patient questionnaires early can be useful for identifying those at a higher risk of treatment discontinuation.

CVS Health Corporation launched Cordavis, a new subsidiary that will work with manufacturers to commercialize and coproduce biosimilars, beginning with an adalimumab product.

Switching from reference to biosimilar adalimumab was found to be safe and effective. Researchers cautioned that female patients may be at higher risk of discontinuation compared with their male counterparts.

A meta-analysis and systematic review of data on over 10,000 patients with rheumatoid arthritis (RA) found that etanercept, adalimumab, and infliximab biosimilars were clinically equivalent to their reference products.

The FDA approved its first biosimilar indicated for multiple sclerosis (MS), Sandoz’ Tyruko (natalizumab-sztn), a biosimilar referencing Tysabi (natalizumab).

Fran Gregory, PharmD, MBA, vice president of emerging therapies at Cardinal Health, published her opinions on the future of biosimilars in the United States, foreshadowing immense growth and a transformation of the US health care industry thanks to biosimilars.

A study on the stability of the adalimumab biosimilar candidate TUR01, a tumor necrosis factor-α inhibitor, found long-term stability of the drug substance and drug product were maintained under different temperatures.

Samsung Bioepis and Organon released results from an interchangeability study of its adalimumab biosimilar; Express Scripts announced that it will add Cyltezo as well as 2 other adalimumab biosimilars to its formulary list; Anser Therapeutics will offer therapeutic drug monitoring (TDM) for Idacio.

The list price of Humira (reference adalimumab) has risen so dramatically over time that the list prices for new adalimumab biosimilars are now significantly higher than the original price of the originator, according to a report contextualizing net prices of adalimumab and the role of rebates.

A review article sheds light on the growing adalimumab market in the US, including how these products are being priced, strategies companies are using to make their product stand out, and recommendations for policymakers to ensure the accessibility and affordability of these products.

Multiple real-world infliximab biosimilar switches appear to be safe and effective in a real-world inflammatory bowel disease cohort study.

Four pharmacists offer advice for clinics on how to prepare for new self-administered biosimilar products, including adalimumab biosimilars, and overcome emerging administrative challenges.

After years of waiting and legal battles, the first of the 8 adalimumab biosimilars expected to launch in July 2023 have entered the market.

The Center for Biosimilars® provides an updated look on the adalimumab biosimilars that are coming down the US pipeline as well as what stakeholders need to know and how they can prepare ahead of the US launch of 8 adalimumab biosimilars in July 2023.

Coherus Biosciences and AbbVie agree to resolve a dispute regarding Coherus’ partnership with the Mark Cuban Cost Plus Drug Company and an adalimumab biosimilar, and Celltrion and Bio-Thera Solutions expand their respective partnerships to include more biosimilar products.

SmithRx becomes the first pharmacy benefit manager (PBM) to announce it will cover Yusimry, 1 of 9 FDA-approved adalimumab biosimilars; Celltrion Healthcare receives a thumbs-up from the FDA to test a biosimilar for Ocrevus; Alvotech and Teva Pharmaceuticals settle with Johnson & Johnson over their biosimilar referencing Stelara.

Alvotech and Advanz Pharma extend their partnership to commercialize 5 biosimilar candidates across Europe.

The Mark Cuban Cost Plus Drug Company, an online pharmacy dedicated to increasing access to lower-cost prescriptions, is partnering with Coherus Biosciences to distribute Yusimry, a biosimilar referencing Humira. It’s the first time the pharmacy has added a biosimilar to its list of drugs.

Amgen has settled with Johnson & Johnson (J&J) over the former’s ustekinumab biosimilar referencing Stelara, delaying the projected launch of the candidate from late 2023 to January 2025.

Celltrion Healthcare announced that the FDA has approved Yuflyma (adalimumab-aaty) as the ninth biosimilar referencing Humira (adalimumab).