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    Efficacy and Safety of Netakimab, A Novel Anti-IL-17 Monoclonal Antibody, in Patients with Moderate to Severe Plaque Psoriasis. Results of A 54-Week Randomized Double-Blind Placebo-Controlled PLANETA Clinical Trial

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    Altres ajuts: Sponsorship for this study and the Rapid Service Fee were funded by JSC BIOCAD, Ul. Italianskaya 17, St Petersburg, Russia, 191186Introduction: Netakimab (NTK), an original humanized anti-interleukin-17 monoclonal antibody, showed therapeutic efficacy in moderate-to-severe plaque psoriasis in a phase 2 clinical study. Herein we report the results of 54 weeks of a phase 3 PLANETA trial aimed to evaluate the efficacy and safety of two NTK regimens vs. placebo. Methods: Two hundred thirteen patients with moderate-to-severe plaque psoriasis were randomly assigned to receive NTK 120 mg once every 2 weeks (NTK Q2W), NTK 120 mg once every 4 weeks (NTK Q4W) or placebo. During the first 3 weeks, patients received subcutaneous injections of NTK or placebo (according to the allocation) once a week. Patients in the NTK Q2W group then received NTK at weeks 4, 6, 8 and 10. Subjects in the NTK Q4W group received NTK at weeks 6 and 10 and placebo at weeks 4 and 8. Patients in the placebo group received placebo injections at weeks 4, 6, 8 and 10. Treatment was unblinded at week 12. During the open-label phase, patients in both NTK groups continued to receive NTK Q4W. The primary efficacy endpoint was the proportion of patients in each group who achieved a β‰₯ 75% reduction from baseline in psoriasis area and severity index (PASI 75) at week 12. Results: A total of 77.7%, 83.3% and 0% of patients had a PASI 75 response at week 12 in the NTK Q2W, NTK Q4W and placebo groups, respectively (P < 0.0001, Fisher's exact test, ITT). The effect was maintained throughout the 1-year treatment. NTK showed a good safety profile and low immunogenicity. Conclusion: Treatment with NTK results in high rates of sustained clinical response in patients with moderate-to-severe plaque psoriasis. The study is ongoing; thus, long-term use efficacy and safety data are forthcoming. Clinical Trial Registration: The trial is registered at the US National Institutes of Health (ClinicalTrials.gov; NCT03390101)

    Π­Ρ„Ρ„Π΅ΠΊΡ‚ΠΈΠ²Π½ΠΎΡΡ‚ΡŒ ΠΈ Π±Π΅Π·ΠΎΠΏΠ°ΡΠ½ΠΎΡΡ‚ΡŒ Π½ΠΎΠ²ΠΎΠ³ΠΎ моноклонального Π°Π½Ρ‚ΠΈΡ‚Π΅Π»Π° ΠΊ Π˜Π›-17 Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±Π° Ρƒ ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚ΠΎΠ² со срСднСтяТСлым ΠΈ тяТСлым Π±Π»ΡΡˆΠ΅Ρ‡Π½Ρ‹ΠΌ псориазом. Π Π΅Π·ΡƒΠ»ΡŒΡ‚Π°Ρ‚Ρ‹ 54-нСдСльного Ρ€Π°Π½Π΄ΠΎΠΌΠΈΠ·ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠ³ΠΎ Π΄Π²ΠΎΠΉΠ½ΠΎΠ³ΠΎ слСпого ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ-ΠΊΠΎΠ½Ρ‚Ρ€ΠΎΠ»ΠΈΡ€ΡƒΠ΅ΠΌΠΎΠ³ΠΎ клиничСского исслСдования PLANETA

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    Background. Netakimab (NTK), an original humanized anti-interleukin-17 monoclonal antibody, showed therapeutic efficacy in moderate to severe plaque psoriasis in a phase 2 clinical study. Herein we report the results of 54 weeks of a phase 3 trial. Aim. To evaluate the efficacy and safety of two NTK regimens vs. placebo in moderate to severe plaque psoriasis. Methods. PLANETA is the ongoing randomized double-blind placebo-controlled clinical trial. 213 patients with moderate to severe plaque psoriasis were randomly assigned to receive NTK 120 mg once every 2 weeks (NTK Q2W), NTK 120 mg once every 4 weeks (NTK Q4W) or placebo. During the first 3 weeks, patients received subcutaneous injections of NTK or placebo (according to the allocation) once a week. Patients in the NTK Q2W group then received NTK at weeks 4, 6, 8, and 10. Subjects in the NTK Q4W group received NTK at weeks 6 and 10 and placebo at weeks 4 and 8. Patients in the placebo group received placebo injections at weeks 4, 6, 8, and 10. Treatment was unblinded at week 12. During the open-label phase, patients in both NTK groups continued to receive NTK Q4W. The primary efficacy endpoint was the proportion of patients in each group who achieved a 75% or greater reduction from baseline in psoriasis area and severity index (PASI 75) at week 12. Results. A total of 77.7%, 83.3%, and 0% of patients had a PASI 75 response at week 12 in the NTK Q2W, NTK Q4W, and placebo groups, respectively (P 0.0001, Fishers exact test, ITT). The effect was maintained throughout the 1-year treatment. NTK showed a good safety profile and low immunogenicity. Conclusion. Treatment with NTK results in high rates of sustained clinical response in patients with moderate to severe plaque psoriasis. The study is ongoing; thus, long-term use efficacy and safety data are forthcoming.ОбоснованиС. НСтакимаб это ΠΎΡ€ΠΈΠ³ΠΈΠ½Π°Π»ΡŒΠ½ΠΎΠ΅ Π³ΡƒΠΌΠ°Π½ΠΈΠ·ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠ΅ моноклональноС Π°Π½Ρ‚ΠΈΡ‚Π΅Π»ΠΎ ΠΊ ΠΈΠ½Ρ‚Π΅Ρ€Π»Π΅ΠΉΠΊΠΈΠ½Ρƒ-17, ΠΏΡ€ΠΎΠ΄Π΅ΠΌΠΎΠ½ΡΡ‚Ρ€ΠΈΡ€ΠΎΠ²Π°Π²ΡˆΠ΅Π΅ Ρ‚Π΅Ρ€Π°ΠΏΠ΅Π²Ρ‚ΠΈΡ‡Π΅ΡΠΊΡƒΡŽ ΡΡ„Ρ„Π΅ΠΊΡ‚ΠΈΠ²Π½ΠΎΡΡ‚ΡŒ ΠΏΡ€ΠΈ срСднСтяТСлом ΠΈ тяТСлом Π²ΡƒΠ»ΡŒΠ³Π°Ρ€Π½ΠΎΠΌ псориазС Π² клиничСском исслСдовании 2-ΠΉ Ρ„Π°Π·Ρ‹. Π’ Π΄Π°Π½Π½ΠΎΠΉ ΡΡ‚Π°Ρ‚ΡŒΠ΅ прСдставлСны Ρ€Π΅Π·ΡƒΠ»ΡŒΡ‚Π°Ρ‚Ρ‹ 54 нСдСль исслСдования 3-ΠΉ Ρ„Π°Π·Ρ‹. ЦСль исслСдования. ΠžΡ†Π΅Π½ΠΊΠ° эффСктивности ΠΈ бСзопасности Π΄Π²ΡƒΡ… Ρ€Π΅ΠΆΠΈΠΌΠΎΠ² примСнСния Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±Π° ΠΏΠΎ ΡΡ€Π°Π²Π½Π΅Π½ΠΈΡŽ с ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ Ρƒ ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚ΠΎΠ² со срСднСтяТСлым ΠΈ тяТСлым Π±Π»ΡΡˆΠ΅Ρ‡Π½Ρ‹ΠΌ псориазом. ΠœΠ΅Ρ‚ΠΎΠ΄Ρ‹. PLANETA ΠΏΡ€ΠΎΠ΄ΠΎΠ»ΠΆΠ°ΡŽΡ‰Π΅Π΅ΡΡ Ρ€Π°Π½Π΄ΠΎΠΌΠΈΠ·ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠ΅ Π΄Π²ΠΎΠΉΠ½ΠΎΠ΅ слСпоС ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ-ΠΊΠΎΠ½Ρ‚Ρ€ΠΎΠ»ΠΈΡ€ΡƒΠ΅ΠΌΠΎΠ΅ клиничСскоС исслСдованиС 3-ΠΉ Ρ„Π°Π·Ρ‹. 213 ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚ΠΎΠ² со срСднСтяТСлым ΠΈ тяТСлым Π±Π»ΡΡˆΠ΅Ρ‡Π½Ρ‹ΠΌ псориазом Π±Ρ‹Π»ΠΈ Ρ€Π°Π½Π΄ΠΎΠΌΠΈΠ·ΠΈΡ€ΠΎΠ²Π°Π½Ρ‹ Π² Ρ‚Ρ€ΠΈ Π³Ρ€ΡƒΠΏΠΏΡ‹ Ρ‚Π΅Ρ€Π°ΠΏΠΈΠΈ: Π²Π²Π΅Π΄Π΅Π½ΠΈΠ΅ Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±Π° Π² Π΄ΠΎΠ·Π΅ 120 ΠΌΠ³ 1 Ρ€Π°Π· Π² 2 Π½Π΅Π΄Π΅Π»ΠΈ (Q2W), Π²Π²Π΅Π΄Π΅Π½ΠΈΠ΅ Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±Π° Π² Π΄ΠΎΠ·Π΅ 120 ΠΌΠ³ 1 Ρ€Π°Π· Π² 4 Π½Π΅Π΄Π΅Π»ΠΈ (Q4W) ΠΈΠ»ΠΈ ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ. Π’ Ρ‚Π΅Ρ‡Π΅Π½ΠΈΠ΅ ΠΏΠ΅Ρ€Π²Ρ‹Ρ… 3 нСдСль ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚Ρ‹ ΠΏΠΎΠ»ΡƒΡ‡Π°Π»ΠΈ ΠΏΠΎΠ΄ΠΊΠΎΠΆΠ½Ρ‹Π΅ ΠΈΠ½ΡŠΠ΅ΠΊΡ†ΠΈΠΈ Π°Π½Π°Π»ΠΈΠ·ΠΈΡ€ΡƒΠ΅ΠΌΠΎΠ³ΠΎ ΠΏΡ€Π΅ΠΏΠ°Ρ€Π°Ρ‚Π° ΠΈΠ»ΠΈ ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ (Π² соотвСтствии с распрСдСлСниСм) 1 Ρ€Π°Π· Π² нСдСлю. ПослС этого ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚Ρ‹ Π² Π³Ρ€ΡƒΠΏΠΏΠ΅ Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±Π° Q2W ΠΏΠΎΠ»ΡƒΡ‡ΠΈΠ»ΠΈ ΠΈΠ½ΡŠΠ΅ΠΊΡ†ΠΈΠΈ ΠΏΡ€Π΅ΠΏΠ°Ρ€Π°Ρ‚Π° Π½Π° нСдСлях 4, 6, 8 ΠΈ 10. Участники Π² Π³Ρ€ΡƒΠΏΠΏΠ΅ Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π± Q4W ΠΏΠΎΠ»ΡƒΡ‡ΠΈΠ»ΠΈ ΠΈΠ½ΡŠΠ΅ΠΊΡ†ΠΈΠΈ ΠΏΡ€Π΅ΠΏΠ°Ρ€Π°Ρ‚Π° Π½Π° нСдСлях 6 ΠΈ 10 ΠΈ ΠΈΠ½ΡŠΠ΅ΠΊΡ†ΠΈΠΈ ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ Π½Π° нСдСлях 4 ΠΈ 8. ΠŸΠ°Ρ†ΠΈΠ΅Π½Ρ‚Ρ‹ Π² Π³Ρ€ΡƒΠΏΠΏΠ΅ ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ ΠΏΠΎΠ»ΡƒΡ‡ΠΈΠ»ΠΈ ΠΈΠ½ΡŠΠ΅ΠΊΡ†ΠΈΠΈ ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ Π½Π° нСдСлях 4, 6, 8 ΠΈ 10. На Π½Π΅Π΄Π΅Π»Π΅ 12 Π±Ρ‹Π»ΠΎ ΠΏΡ€ΠΎΠΈΠ·Π²Π΅Π΄Π΅Π½ΠΎ расслСплСниС Ρ‚Π΅Ρ€Π°ΠΏΠΈΠΈ. Π’ ΠΎΡ‚ΠΊΡ€Ρ‹Ρ‚ΠΎΠΉ Ρ„Π°Π·Π΅ ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚Ρ‹, ΠΏΠΎΠ»ΡƒΡ‡Π°Π²ΡˆΠΈΠ΅ Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±, ΠΏΡ€ΠΎΠ΄ΠΎΠ»ΠΆΠΈΠ»ΠΈ Π΅Π³ΠΎ ΠΏΠΎΠ»ΡƒΡ‡Π°Ρ‚ΡŒ 1 Ρ€Π°Π· Π² 4 Π½Π΅Π΄Π΅Π»ΠΈ. ΠŸΠ΅Ρ€Π²ΠΈΡ‡Π½ΠΎΠΉ ΠΊΠΎΠ½Π΅Ρ‡Π½ΠΎΠΉ Ρ‚ΠΎΡ‡ΠΊΠΎΠΉ эффСктивности Π±Ρ‹Π»Π° доля ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚ΠΎΠ² Π² ΠΊΠ°ΠΆΠ΄ΠΎΠΉ Π³Ρ€ΡƒΠΏΠΏΠ΅, Π΄ΠΎΡΡ‚ΠΈΠ³ΡˆΠΈΡ… сниТСния индСкса распространСнности ΠΈ тяТСсти псориаза ΠΊΠ°ΠΊ ΠΌΠΈΠ½ΠΈΠΌΡƒΠΌ Π½Π° 75% ΠΎΡ‚ исходного уровня (PASI 75) Π½Π° Π½Π΅Π΄Π΅Π»Π΅ 12. Π Π΅Π·ΡƒΠ»ΡŒΡ‚Π°Ρ‚Ρ‹. Π’ ΠΎΠ±Ρ‰Π΅ΠΉ слоТности ΠΎΡ‚Π²Π΅Ρ‚ PASI 75 Π½Π° Π½Π΅Π΄Π΅Π»Π΅ 12 наблюдался Ρƒ 77,7%, 83,3% ΠΈ 0% ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚ΠΎΠ² Π² Π³Ρ€ΡƒΠΏΠΏΠ°Ρ… Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±Π° Q2W ΠΈ Q4W ΠΈ ΠΏΠ»Π°Ρ†Π΅Π±ΠΎ соотвСтствСнно (Π  0,0001, Ρ‚ΠΎΡ‡Π½Ρ‹ΠΉ ΠΊΡ€ΠΈΡ‚Π΅Ρ€ΠΈΠΉ Π€ΠΈΡˆΠ΅Ρ€Π°, ITT). Π­Ρ„Ρ„Π΅ΠΊΡ‚ сохранялся Π½Π° протяТСнии 1 Π³ΠΎΠ΄Π° лСчСния. АнализируСмый ΠΏΡ€Π΅ΠΏΠ°Ρ€Π°Ρ‚ ΠΎΠ±Π»Π°Π΄Π°Π» Ρ…ΠΎΡ€ΠΎΡˆΠΈΠΌ ΠΏΡ€ΠΎΡ„ΠΈΠ»Π΅ΠΌ бСзопасности ΠΈ Π½ΠΈΠ·ΠΊΠΎΠΉ ΠΈΠΌΠΌΡƒΠ½ΠΎΠ³Π΅Π½Π½ΠΎΡΡ‚ΡŒΡŽ. Π—Π°ΠΊΠ»ΡŽΡ‡Π΅Π½ΠΈΠ΅. ВСрапия Π½Π΅Ρ‚Π°ΠΊΠΈΠΌΠ°Π±ΠΎΠΌ обСспСчиваСт Π²Ρ‹ΡΠΎΠΊΡƒΡŽ частоту устойчивого клиничСского ΠΎΡ‚Π²Π΅Ρ‚Π° Ρƒ ΠΏΠ°Ρ†ΠΈΠ΅Π½Ρ‚ΠΎΠ² со срСднСтяТСлым ΠΈ тяТСлым Π±Π»ΡΡˆΠ΅Ρ‡Π½Ρ‹ΠΌ псориазом. ИсслСдованиС продолТаСтся, ΠΏΠΎΠ·ΠΆΠ΅ Π±ΡƒΠ΄ΡƒΡ‚ прСдставлСны Π΄Π°Π½Π½Ρ‹Π΅ ΠΏΠΎ эффСктивности ΠΈ бСзопасности Π΄Π»ΠΈΡ‚Π΅Π»ΡŒΠ½ΠΎΠ³ΠΎ примСнСния Π΄Π°Π½Π½ΠΎΠ³ΠΎ лСкарствСнного ΠΏΡ€Π΅ΠΏΠ°Ρ€Π°Ρ‚Π°
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