Biosimilars/Research

Biosimilar clinical efficacy studies: are they still necessary?

Biosimilars/Research | Posted 27/05/2025

A paper published in Drugs, explores the evolution in biosimilars regulatory thinking which is now moving away from the default requirement for clinical efficacy studies (CES) for approval [1]. This follows the release of European Medicines Agency's ‘draft reflection paper on a tailored clinical approach in biosimilar development’ [2] published on 1 April 2025.

How the WHO is expanding access to biosimilars

Biosimilars/Research | Posted 11/04/2025

The World Health Organization (WHO) has highlighted its role in expanding global access to biosimilars in a February 2025 feature article, ‘Biosimilars: expanding access to essential biologic therapies’ [1].

Optimizing costs with biosimilars: Brazil's case

Biosimilars/Research | Posted 21/03/2025

The adoption of biosimilars, biological drugs similar to reference medications, has emerged as a pivotal strategy for reducing healthcare costs while maintaining efficacy and safety. A review by Azevedo, VF, et al.examines how Unimed Maringá, a private healthcare provider in Brazil, implemented a biosimilar management programme, achieving significant cost savings and broader patient access to essential therapies [1].

Biosimilars in low- and middle-income countries

Biosimilars/Research | Posted 05/03/2025

Biosimilars offer a viable route to treatment for those with non-communicable diseases (NCDs) living in low- and middle-income countries (LMICs). A review article published in GaBI Journal titled ‘Increasing adoption of quality-assured biosimilars to address access challenges in low- and middle-income countries,’ offers insights into the benefits of biosimilars for better access to biologics in LMICs, focusing on data from selected emerging markets (Brazil, Colombia, Malaysia, Mexico, Nigeria, Taiwan, and Turkey).

Positive safety and efficacy primary endpoint results for AVT05 (golimumab proposed biosimilar)

Biosimilars/Research | Posted 28/01/2025

In November 2024, at the American College of Rheumatology (ACR) Convergence 2024, Alvotech shared the positive results of the primary endpoint of their comparable safety and efficacy study for their golimumab proposed biosimilar, AVT05 [1]. This is a biosimilar candidate to Janssen Biotech’s anti-inflammatory drug product, Simponi.

Are interchangeable biosimilars at risk?

Biosimilars/Research | Posted 21/01/2025

In the US, the interchangeability designation earned by some biosimilars, now allows them to be substituted at pharmacy level, without physician approval. This has bolstered patient and physician confidence in these products, boosting their uptake. However, study published in GaBI Journal now examines how misinformation about interchangeable biosimilars undermines US health policy, physician confidence, and patient health [1].

Comparative efficacy studies: where are we now?

Biosimilars/Research | Posted 08/01/2025

In an article published in GaBI Journal titled ‘Comparative efficacy studies of biosimilars: data versus theoretical risks, beliefs, and comfort’ [1], Professor Pekka Kurki, a Clinical Immunology Professor at University of Helsinki, Finland and a member of the Finnish Medicines Agency (Fimea), explores the current position on biosimilar efficacy studies held by medicines agencies across the globe.

Pertuzumab biosimilar HLX11 meets primary endpoint in phase III comparative clinical study

Biosimilars/Research | Posted 03/12/2024

Shanghai Henlius Biotech and Organon announced on 30 September 2024 that their phase III comparative clinical trial for HLX11, an investigational biosimilar to Perjeta (pertuzumab), met its primary endpoint.

Uzpruvo/AVT04 biosimilar in profile

Biosimilars/Research | Posted 26/11/2024

Alvotech and STADA’s Uzpruvo/AVT04 is an ustekinumab biosimilar with similar efficacy, tolerability, safety and physicochemical and biological characteristics to Stelara, the reference product, as has been summarized in a recent study published in Clinical Drug Investigation [1].

Long-term real-world safety experience of biosimilars confirms concept of biosimilarity

Biosimilars/Research | Posted 24/09/2024

A review by Sagi S, et al. highlighted that biological medicines are well established in clinical practice for the treatment of many serious and chronic conditions [1].

Budget impact analysis of Rixathon introduction in Chile for non-Hodgkin lymphoma

Biosimilars/Research | Posted 04/09/2024

Non-Hodgkin lymphoma (NHL) is a significant global health concern, with diffuse large B-cell lymphoma (DLBCL) and follicular lymphoma (FL) being the most prevalent subtypes. In Chile, treatment for DLBCL and FL is covered by the public healthcare system, primarily using rituximab-based therapies. The recent introduction of rituximab biosimilars, such as Rixathon, presents a potential for cost savings in the healthcare system.

Biosimilars in inflammatory bowel disease: are we ready for multiple switches

Biosimilars/Research | Posted 13/08/2024

A review by Teixeira FV et al. discusses whether scientific evidence is sufficient to support multiple switches between biologicals and biosimilars in patients with inflammatory bowel diseases (IBD) [1].

Topline results from clinical development programme for candidate biosimilar AVT05 golimumab

Biosimilars/Research | Posted 23/07/2024

In April and June 2024, Icelandic biosimilar company Alvotech announced promising results from two clinical studies (AVT05-GL-P01, NCT05632211; AVT05-GL-C01, NCT05842213) for AVT05, their candidate golimumab biosimilar. Alvotech is the first company to announce topline results of clinical trials using a proposed biosimilar to Simponi (Janssen Biotech).

Efficacy and safety of the proposed P043 (Zerafil) vs reference omalizumab in allergic asthma

Biosimilars/Research | Posted 09/07/2024

In June 2024, the results of a phase III clinical trial of P043/Zerafil (omalizumab), a proposed biosimilar of Novartis’ Xolair produced by CinnaGen in Iran, showed no significant difference in efficacy and safety parameters to the originator.

Tocilizumab and pembrolizumab biosimilar advances for Korean firms

Biosimilars/Research | Posted 03/07/2024

In June 2024, Celltrion announced promising results from their phase III study for CT-P47, a biosimilar candidate of RoActemra (tocilizumab), in patients with rheumatoid arthritis (RA). Additionally, the company has submitted an investigational new drug (IND) application to the US Food and Drug Administration (FDA) for the phase III clinical trial of CT-P51, its Keytruda (pembrolizumab) biosimilar. This announcement follows the news that in April 2024, rival Korean biologicals company Samsung Bioepis initiated a phase III clinical trial for SB27, their pembrolizumab biosimilar.

Unveiling key clinical findings for denosumab biosimilar candidates

Biosimilars/Research | Posted 07/05/2024

In April 2024, Henlius Biotech and Organon announced that the phase III comparative clinical trial for their investigational denosumab biosimilar (HLX14) met the primary endpoints. This follows the news released earlier in the year, that Alvotech and Polpharma achieved positive topline results from their pharmacokinetic (PK) studies for their denosumab biosimilar candidate (AVT03). The originator product is Amgen’s Prolia/Xgeva.

Topline results for Polpharma Biologics’ vedolizumab biosimilar candidate

Biosimilars/Research | Posted 16/04/2024

In February 2024, Polpharma Biologics (Polpharma) unveiled topline results demonstrating the pharmacokinetic (PK) and pharmacodynamic (PD) comparability of PB016, their biosimilar candidate for vedolizumab, with its reference drug, Entyvio, by Takeda Pharmaceutical.

Comparing biosimilar adoption: Medicare Advantage versus traditional Medicare

Biosimilars/Research | Posted 03/04/2024

Biosimilar products, vital for widening access to essential treatments and reducing healthcare costs, face varied uptake influenced by factors like pricing and healthcare settings. Kozlowski et al.'s study compares adoption rates in Medicare Advantage (MA) and Traditional Medicare (TM), revealing significant differences [1].

Questioning the need for ethnic sensitivity assessments for biosimilar monoclonal antibodies

Biosimilars/Research | Posted 27/03/2024

A GaBIJ perspective article entitled ‘Ethnic sensitivity assessments in biosimilar monoclonal antibodies clinical development programmes: necessary or not?’, was published by a group of authors from Biocon Biologics in August 2023 [1].

ANVISA's role in biosimilar medicine regulation and innovation promotion

Biosimilars/Research | Posted 22/03/2024

The focus of the study by Vilha et al. [1] was to comprehend the role of the Brazilian Health Regulatory Agency, Agência Nacional de Vigilância Sanitária (ANVISA), not only as a regulatory authority but also as a catalyst for technological development and innovation. ANVISA has implemented a significant change in the way health regulations are handled in Brazil.

Infliximab discontinuation in patients with originator retransition vs biosimilar continuation

Biosimilars/Research | Posted 07/03/2024

A study by Meijboom et al. aimed to compare the risk of and reasons for infliximab discontinuation between retransitioned patients and those remaining on biosimilar [1].

Biological therapies for psoriasis: evaluating durability and persistent benefits

Biosimilars/Research | Posted 05/12/2023

A review by Rusiñol et al. emphasized the significant impact of biologicals on psoriasis management. Anti-IL-17 and anti-IL-23 biologicals are regarded as highly effective and long-lasting treatments in real-world scenarios, with IL-23-targeting biologicals showing the best safety profile and potential to modify the natural course of psoriasis.

Switches between biosimilars and their reference products

Biosimilars/Research | Posted 28/11/2023

Biologicals are the fastest-growing class of medications in the United States and account for a substantial and growing portion of healthcare costs. The Biologics Price Competition Act of 2009 created an abbreviated approval pathway for the US Food and Drug Administration (FDA) to help provide patients with greater access to safe and effective biological products. As of 1 November 2023, FDA has approved 44 biosimilar products, 7 of which are interchangeable biosimilars. These products can be used to treat many conditions such as chronic skin and bowel diseases, arthritis, kidney conditions, diabetes, multiple sclerosis, macular degeneration, and cancer.

Latin America's biosimilars market: regulatory, institutional, and technological aspects

Biosimilars/Research | Posted 21/11/2023

According to a study led by Bas (2023), the Latin American (LA) biosimilars market is positioned for substantial growth over the next decades as a cost-effective alternative to expensive patented biomolecules [1].

Impact of trastuzumab biosimilars use in metastatic HER2-positive breast cancer

Biosimilars/Research | Posted 06/11/2023

A review conducted by Sarder and Ahmad attempted to describe and analyse the studies published in peer-reviewed literature on the use of trastuzumab biosimilars for patients with HER2-positive breast cancer, including their efficacy, safety, pharmacokinetic and pharmacodynamic properties [1].

Biosimilar anti-VEGF: transforming retina treatment economics in South Asia

Biosimilars/Research | Posted 24/10/2023

Anti-vascular endothelial growth factors (anti-VEGF) agents combat retinal diseases causing blindness. However, high costs and non-adherence pose challenges. Ophthalmic anti-VEGF ranibizumab biosimilars, which have received multiple approvals in South Asia, are helping to reduce healthcare costs and revolutionize ophthalmic treatments.

Long-term data support the clinical comparability of AVT04 to Stelara

Biosimilars/Research | Posted 17/10/2023

Long-term efficacy, safety and tolerability data for the AVT04 ustekinumab biosimilar candidate developed in partnership by Alvotech and STADA corroborate the finding of therapeutic equivalence to the Stelara^® reference product in patients with moderate-to-severe chronic plaque psoriasis (PsO) in the primary endpoint at Week 12.

Topline results for Hadlima biosimilar in interchangeability study

Biosimilars/Research | Posted 09/10/2023

Samsung Bioepis and Organon announced topline results from interchangeability study of their Humira biosimilar, SB5/Hadlima, in August 2023.

IBD barriers: an analysis of Latin America

Biosimilars/Research | Posted 03/10/2023

A comprehensive review conducted by Queiroz et al. in 2023 [1] explores the barriers to accessing IBD care throughout Latin America, a large and diverse region used to describe South America, Central America, Mexico and the islands of the Caribbean. Each one of these regions/countries carries a different cultural and historical background, diverse political systems and a distinct healthcare system.

Ophthalmology biosimilars in Canada: a prescriber’s perspective

Biosimilars/Research | Posted 14/09/2023

The first biosimilar entered the Canadian market in 2009 and the first ophthalmic biosimilar was approved in 2022. Now, a report based on the results of a 2022 survey [1], reveals the views of prescribing ophthalmology physicians in Canada on product identification, prescribing biologicals and prescribing biosimilars and switching.

Response to Opinion on: Four steps for streamlining biosimilars development

Biosimilars/Research | Posted 17/08/2023

In the Opinion article, 'Biosimilars drug development: time for a paradigm shift?' published in GaBI Journal, the authors question the need for what they consider to be the arduous regulatory requirements for approval of biosimilars [1]. In response to this article, Dr Robin Thorpe, Deputy Editor-in-Chief of the journal has published a rebuttal [2], providing insightful counterpoints to the concerns raised by the authors.

Four steps for streamlining biosimilars development

Biosimilars/Research | Posted 03/08/2023

The cost of developing biosimilars can be prohibitively expensive. A manuscript published in GaBI Journal entitled 'Biosimilars drug development: time for a paradigm shift?' [1], explores ways in which we can see leaner and faster biosimilar clinical trials, without compromise on safety and efficacy of the drug products.

Biosimilars: US prescriber’s attitudes and perceptions revealed

Biosimilars/Research | Posted 28/07/2023

A report based on the 2021 survey carried out by the Alliance for Safe Biologic Medicines (ASBM) reveals the views of prescribing physicians, regarding the prescribing, substitution and interchangeability of biosimilars [1].

Clinical trial advances for Kashiv and Celltrion

Biosimilars/Research | Posted 24/07/2023

US-based Kashiv Biosciences announced that ADL018, a biosimilar candidate to Xolair (omalizumab), has completed a successful global phase I clinical study in healthy volunteers. In addition, South Korea’s Celltrion announced that it received approval from the US Food and Drug Administration for the phase III investigational new drug (IND) application of its biosimilar CT-P53 for Ocrevus (ocrelizumab), a treatment for multiple sclerosis.

Study investigates success of US ‘skinny label’ approval pathway

Biosimilars/Research | Posted 14/07/2023

Recent court rulings have put the US’ ‘skinny label’ approval pathway at risk. Now, a research letter published in JAMA Internal Medicine [1] has found approval and marketing of skinny label biosimilars have led to billions of dollars in savings to Medicare.

Low switch-back for patients treated with Avsola for IBD

Biosimilars/Research | Posted 06/06/2023

A study has reported low switch-back rates for patients with inflammatory bowel disease (IBD) switched from the reference infliximab product to Amgen’s biosimilar Avsola (infliximab-axxq), ABP 710 [1].

High mannose glycans in biosimilars and their pharmacokinetic impact

Biosimilars/Research | Posted 19/05/2023

A study conducted by Welch J et al. assessed the measurement, evaluation and potential for high mannose glycans to impact the pharmacokinetic (PK) profile of biosimilar monoclonal antibodies (mAbs), based on data submitted in 21 applications reviewed and approved by the US Food and Drug Administration (FDA). They also analysed reproducibility data of the glycan values for a subset of programmes within a reference product class. This reproducibility assessment enabled a broader cross-programme comparison of whether observed differences in high mannose between a proposed biosimilar and its reference product translate into PK differences.

Biosimilars in Southern European Hospital Markets: barriers and determinants of uptake

Biosimilars/Research | Posted 12/05/2023

A recent publication by Barcina Lacosta et al. reflected on the need to understand market dynamics generated following biosimilars availability in Southern Europe, emphasizing that the competitive potential of biosimilars can be further deployed [1]. Considering the country-, setting-, and product-specific nature of biosimilar uptake patterns [2-5], the authors focused the analysis on hospital tumour necrosis factor alpha (TNF-α) inhibitor markets in Italy, Portugal and Spain [1].

Regulatory landscape for biosimilars in Latin America

Biosimilars/Research | Posted 09/09/2022

The biosimilar regulatory situation in Latin America varies broadly among the different countries, even though Latin America is moving towards consolidating defined and standardised regulatory pathways for these products. This article gives a summary of the biosimilar regulatory status for the countries represented by members of the panel of experts of the American Health Foundation (AHF). The countries reviewed are Chile, Colombia, Ecuador, Guatemala and Peru [1].

Using infliximab economic evaluations in IBD to inform biosimilar access policies

Biosimilars/Research | Posted 27/04/2023

According to a recent review, there has been limited economic evaluation of the varying prices of infliximab, despite its high cost. This limitation hinders the ability to understand the potential effects of introducing biosimilars. To ensure that patients with inflammatory bowel disease (IBD) continue to have access to their current medications, alternative pricing strategies and treatment access should be explored [1].