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The study, conducted at a hospital in Spain from 2015 to 2017, included all 100 patients who were switched to the biosimilar from the reference infliximab when the hospital transitioned to using the lower-cost product.

The Center for Biosimilars® had a conversation with Alexandra D. Valenti, JD, of Goodwin’s Intellectual Property Litigation group, to help understand the recent discussions in the Senate Judiciary Committee about ongoing attempts at patent reform.

This week, a research letter appearing JAMA Internal Medicine reported on efforts to understand whether there exists an association between payments from drug makers and Medicare spending on adalimumab and certolizumab.

Spain-based drug maker mAbxience is developing a biosimilar rituximab, RTXM83. Last week, researchers reported findings from a head-to-head study of the proposed biosimilar versus its reference product as a first-line treatment for patients with diffuse large B-cell lymphoma (DLBCL).

The experience of one hospital in the United Kingdom of switching patients to a rituximab biosimilar was described in a recent conference abstract, with the process of switching not going as well as it had previously for patients using infliximab and etanercept.

Biosimilar developer Biocon is facing yet another setback after the FDA issued another Form 483 for its insulin facility.

The United States District Court for the District of Columbia has vacated the Trump administration’s rule requiring the disclosure of wholesale acquisition costs for drugs in direct-to-consumer television advertising. The rule had been slated to take effect today, July 9.

With trastuzumab biosimilars expected on the US market soon for HER2-positive breast cancer, an advocacy organization for patients with breast cancer said recently that it wants to provide education about the potential of the medicines to lower costs and provide more treatment options.

Singapore-based Prestige BioPharma has entered into 2 new agreements related to its proposed biosimilar trastuzumab, HD201, which it hopes to sell under the brand name Tuznue.

Biosimilar developer Samsung Bioepis has gained an updated label for its biosimilar adalimumab, Imraldi, referencing Humira. The biosimilar is now approved for storage in nonrefrigerated conditions for up to 28 days. This update means that the biosimilar can now be stored for an additional 2 weeks at room temperature.

A recently published study used data from the RA-BEAM trial to assess what proportion of treated patients achieve pain relief and in what time frame, and found that an oral small-molecule Janus kinase (JAK) inhibitor may have some advantages over adalimumab (Humira) when it comes to reducing rheumatoid arthritis (RA) pain.

Anti–vascular endothelial growth factor therapy is the standard of care for the first-line treatment of macular edema associated with central retinal vein occlusion or hemiretinal vein occlusion, and a number of therapeutic options are available, including aflibercept, ranibizumab, and off-label bevacizumab.

The subcutaneously administered trastuzumab contains the same monoclonal antibody as the intravenous formulation at a dose of 600 mg per 5-mL vial, plus a recombinant human hyaluronidase, to be used every 3 weeks. The hyaluronidase is used to increase the permeability of the extracellular matrix, allowing for administration of higher volumes and enhanced absorption of the drug.

The multicenter, randomized, noninferiority, double-blind, controlled trial was conducted in China among 554 patients with active ankylosing spondylitis.

The investigators found that the biosimilar and the reference in combination with a subdomain II–targeting antibody had similar in vitro inhibition rates for HER2 and HER3 heterodimerization.

A study published in The New England Journal of Medicine examining rituximab in membranous nephropathy found that it is noninferior to cyclosporine in inducing proteinuria remission at 12 months and is superior to maintaining long-term remission up to 24 months in patients at high risk for progressive disease.

The European Commission approved ravulizumab (Ultomiris) for adults with paroxysmal nocturnal hemoglobinuria.

Under the approach used by Kaiser Permanente, say the authors, in which oncologists have salaried incomes and are not reimbursed on a relationship to drug price, far higher generic uptake has been observed.

The Center for Biosimilars® recaps the 5 most-read stories of 2019 to date.

Two economists from the American Enterprise Institute (AEI) shot back at the idea that biosimilars are natural monopolies and should have their prices regulated by the government, as was proposed a little more than 2 months ago by critics who say that trying to wring lower drug prices through competition born from biosimilars is an experiment doomed to fail.

As more centers begin to switch patients from reference infliximab to biosimilar options, patients who have benefitted from rapid infusions of the reference product may want to continue to receive time-saving infusions that reduce the burden of lengthy visits to infusion centers.

Given the head-to-head data from the SPIRIT trial, Humira maker AbbVie may face even further challenges in trying to maintain its sales as newer products like ixekizumab advance in such therapeutic areas as psoriatic arthritis (PsA).

Amgen says it is withdrawing its European application for ABP 710, its biosimilar infliximab (referencing Remicade).

In a study conducted from 2017 to 2018 among all of the infliximab-treated patients with inflammatory bowel disease (IBD) in a single center, patients who were in clinical remission were invited to complete a questionnaire to assess their biosimilar knowledge and acceptance of a switch.

Mundipharma, a network of independent companies that operates in 120 countries worldwide and distributes a number of biosimilars in the European Union, has inked a deal with Budapest-based Egis Pharmaceuticals to distribute its biosimilar pegfilgrastim, Pelmeg, in 4 Eastern European markets: Hungary, Romania, Lithuania, and Latvia.

Starting in 2017, the Henry Ford Cancer Institute started using follow-on filgrastim (tbo-filgrastim, a product approved prior to the establishment of the biosimilar approval pathway in the United States) and biosimilar filgrastim (Zarxio) in stem cell mobilization prior to transplant.

The European Specialist Nurses Organisation has launched 7 new translations of its guide to the management of switches between reference biologics and biosimilars.

June 2019 was a busy month for oncology biosimilars, in both the supportive care and anticancer contexts, with regulatory activity and the presentation of reassuring new data.

The FDA has approved Pfizer’s bevacizumab biosimilar, bevacizumab-bvzr, referencing Avastin.

The Center for Biosimilars® recaps the top stories for the week of June 24, 2019.