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LEO Pharma Receives Constructive CHMP Opinion of Adtralza® (tralokinumab) for the Remedy of Adolescents With Reasonable-to-Extreme Atopic Dermatitis

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  • Constructive CHMP opinion recommends extending use of Adtralza® (tralokinumab) to adolescents (12-17 years previous) within the European Union (EU)
  • Advice supported by knowledge from the Part 3 ECZTRA 6 trial

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BALLERUP, Denmark — LEO Pharma A/S, a worldwide chief in medical dermatology, at present introduced that the Committee for Medicinal Merchandise for Human Use (CHMP) of the European Medicines Company (EMA) has adopted a constructive opinion recommending to increase the approval of Adtralza® (tralokinumab) within the European Union (EU) to incorporate adolescents aged 12 to 17 with moderate-to-severe atopic dermatitis (AD) who’re candidates for systemic remedy. The really helpful dose for adolescent sufferers is an preliminary dose of 600 mg adopted by 300 mg administered each different week, which is identical dosing as for grownup sufferers.

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Adtralza, a high-affinity human monoclonal antibody,1 is accepted for the remedy of adults with moderate-to-severe AD within the EU, Nice Britain, Canada, the United Arab Emirates, and Switzerland.2 It is also accepted for adults in the USA beneath the tradename Adbry™. It isn’t at present accepted in any marketplace for adolescent use.

“Right this moment’s CHMP opinion underscores our confidence within the security profile and effectiveness of Adtralza as we search to acquire regulatory approval to broaden its indication to be used in an adolescent affected person inhabitants,” mentioned Christophe Bourdon, Chief Government Officer, LEO Pharma A/S. “There are restricted remedy choices for adolescents within the EU residing with moderate-to-severe atopic dermatitis. By way of our medical efforts, we now have labored to make sure there may be adequate knowledge to help bringing a brand new biologic choice to marketplace for these sufferers.”

The CHMP opinion relies on knowledge from the Part 3 ECZTRA 6 trial, which evaluated the efficacy and security of Adtralza (150 mg or 300 mg) monotherapy in comparison with placebo in adolescents with moderate-to-severe AD who had been candidates for systemic remedy. Major endpoints had been the Investigator World Evaluation rating of clear or virtually clear pores and skin (IGA 0/1) and at the very least a 75% enchancment within the Eczema Space and Severity Index rating (EASI-75).3,4

Secondary endpoints had been measured by extent and severity of atopic dermatitis (SCORAD), at the very least a 4-point enchancment in adolescent weekly common Worst Day by day Pruritus Numeric Ranking Scale (NRS) rating, and Youngsters’s Dermatology Life High quality Index (CDLQI) rating.3,4

The CHMP’s constructive opinion will likely be reviewed by the European Fee (EC) and pending the ultimate resolution, the advertising and marketing authorization will likely be legitimate in all EU Member States, Iceland, Norway, and Liechtenstein. An extra regulatory submitting is underway with the U.S. Meals and Drug Administration (FDA).

In regards to the ECZTRA 6 Trial

ECZTRA 6 (ECZema TRAlokinumab trial No. 6) is a randomized, double-blind, placebo-controlled, parallel-group, multinational 52-week trial, together with a complete of 301 sufferers (aged 12 to 17), with 289 (195 Adtralza sufferers and 94 placebo sufferers) within the full evaluation set, evaluating the efficacy and security of Adtralza (150 mg or 300 mg) monotherapy in comparison with placebo in adolescents with moderate-to-severe atopic dermatitis who had been candidates for systemic remedy.3,4

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Following a washout interval, sufferers had been randomized to subcutaneous Adtralza 150 mg or 300 mg Q2W, or placebo for an preliminary 16 weeks. Adtralza dosing began with a 300 mg or 600 mg loading dose on day 0 for these receiving Adtralza 150 mg or 300 mg Q2W, respectively.3

At Week 16, sufferers who responded to Adtralza with an IGA rating of 0/1 and/or EASI change of at the very least 75% from baseline, with out use of rescue remedy, had been re-randomized to Adtralza Q2W or Q4W for a further 36 weeks. Sufferers not attaining major endpoints at week 16, these receiving rescue remedy from week 2 to week 16, and people assembly different particular standards had been transferred to open-label remedy of Adtralza 300 mg Q2W plus optionally available mild-to-moderate energy topical corticosteroids.3

About atopic dermatitis

Atopic dermatitis is a power, inflammatory pores and skin illness characterised by intense itch and eczematous lesions.5 Atopic dermatitis is the results of pores and skin barrier dysfunction and immune dysregulation, resulting in power irritation.6 Kind 2 cytokines, together with IL-13, play an essential function in atopic dermatitis pathophysiology.7

About Adtralza® (tralokinumab)

Adtralza® (tralokinumab) is a high-affinity human monoclonal antibody developed to bind to and inhibit the interleukin (IL)-13 cytokine1, which performs a task within the immune and inflammatory processes underlying atopic dermatitis indicators and signs.2,7 Adtralza particularly binds to the IL-13 cytokine, thereby inhibiting interplay with the IL-13 receptor α1 and α2 subunits (IL-13Rα1 and IL-13Rα2).1,7

About LEO Pharma

LEO Pharma is a worldwide firm devoted to advancing the usual of take care of the advantage of individuals with pores and skin circumstances, their households and society. Based in 1908 and majority owned by the LEO Basis, LEO Pharma has devoted a long time of analysis and growth to advance the science of dermatology, and at present, the corporate gives a variety of therapies for all illness severities. LEO Pharma is headquartered in Denmark with a worldwide staff of 5,800 individuals, serving hundreds of thousands of sufferers internationally. In 2021, the corporate generated web gross sales of DKK 9,957 million.


  1. Popovic B, et al. Structural characterisation reveals mechanism of IL-13-neutralising monoclonal antibody tralokinumab as inhibition of binding to IL-13Rα1 and IL-13Rα2. J Mol Biol. 2017; 429:208–19.
  2. Adtralza® (tralokinumab) EU Product Data. LEO Pharma; June 2021.
  3. Paller A. Efficacy and security of tralokinumab in adolescents with moderate-to-severe atopic dermatitis: outcomes of the part 3 ECZTRA 6 trial. Fall Medical. Oct. 21-24, 2021. Poster Presentation.
  4. Tralokinumab Monotherapy for Adolescent Topics With Reasonable to Extreme Atopic Dermatitis – ECZTRA 6 (ECZema TRAlokinumab Trial no. 6). Identifier: 2017-005143-33.
  5. Weidinger S, et al. Atopic dermatitis. Lancet. 2016;387:1109-1122.
  6. Boguniewicz M, et al. Atopic dermatitis: a illness of altered pores and skin barrier and immune dysregulation. Immunol Rev 2011;242(1):233-46.
  7. Bieber T. Interleukin-13: concentrating on an underestimated cytokine in atopic dermatitis. Allergy. 2020; 75:54-62.

MAT-58697 September 2022

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David Patti

LEO Pharma, World Product Communications

+1 973.796.7706


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