Ireland
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Priya Life Science Compound trial record
Compound · clinical trials

Anifrolumab clinical trials

Also listed in trial records as Medi-546, Saphnelo
Source: ClinicalTrials.gov, U.S. National Library of Medicine — the 13 trials in our USA, Germany, Poland, France, Spain, Italy, Mexico, China, Japan, UK, Turkey, Canada, Brazil, Taiwan, India, Netherlands, Belgium, Portugal, Austria, Czechia, South Korea, Australia, Israel, Denmark and Sweden registers that name Anifrolumab as an intervention. Synced 10 Nov 2026
13Current trials
10Recruiting now
2Lead sponsors
25Country registers
At a glance

Anifrolumab is named as an intervention in 13 current clinical trials in our USA, Germany, Poland, France, Spain, Italy, Mexico, China, Japan, UK, Turkey, Canada, Brazil, Taiwan, India, Netherlands, Belgium, Portugal, Austria, Czechia, South Korea, Australia, Israel, Denmark and Sweden registers. 10 are recruiting patients now. The most common phase is Phase 3. The sponsor with the most trials is AstraZeneca (12). The most-studied condition is Systemic Lupus Erythematosus. The EU clinical trials register (CTIS) separately lists 3 authorised or ongoing trials.

Anifrolumab also has an approved-drug profile on this site (FDA label data): Saphnelo (Anifrolumab) →

Where Anifrolumab is approved

All regulators →

Of the three regulators tracked here, the first to approve Anifrolumab was the US, on 30 Jul 2021. It is approved in 3 of the 3 regulators tracked here.

USUnited States (FDA)
30 Jul 2021
Saphnelo
BLA761123 on Drugs@FDA
First original NDA/BLA approval
EUEuropean Union (EMA)
14 Feb 2022
Saphnelo
EMA product page
First centralised authorisation
CACanada (Health Canada)
30 Nov 2021
Saphnelo
Notice of Compliance 27137
First new-drug NOC

From the regulators' own registers: FDA Drugs@FDA, the EMA medicines list and Health Canada's Notice of Compliance database. Dates are the first listed approval of a product containing only this substance; combination products and nationally authorised EU medicines are not counted.

What health systems spend on Anifrolumab

All medicines →
ENNHS England
Not dispensed in the community in England in the last 12 months under this name
Net ingredient cost, community prescriptions
USUS Medicaid
$45.7m
11,020 prescriptions in 2025 · Saphnelo
+32% on 2024
Amount Medicaid reimbursed, before rebates

From NHSBSA Prescription Cost Analysis (Open Government Licence v3.0) and CMS State Drug Utilization Data. Both are gross amounts: neither system publishes its discounts or rebates per drug. Products combining several substances are not counted here.

How Anifrolumab works

All drug targets →
  • Interferon-alpha/beta receptor alpha chain antagonist Antagonist
    Target: IFNAR1 interferon alpha and beta receptor subunit 1
    ✓ In ChEMBL and the Guide to Pharmacology
Other medicines acting on IFNAR1
Diseases it has been tested for in clinical trials, by furthest phase
  • Cutaneous lupus erythematosusPhase 3
  • DermatomyositisPhase 3
  • Lupus nephritisPhase 3
  • PolymyositisPhase 3
  • Systemic sclerosisPhase 3
  • Antiphospholipid syndromePhase 2
  • Hidradenitis suppurativaPhase 2
  • Ovarian cancerPhase 2
  • Rheumatoid arthritisPhase 2
  • VitiligoPhase 2
11 diseases in all

Mechanisms and diseases from ChEMBL via the Open Targets Platform (release 26.09), ChEMBL record CHEMBL2364653, CC BY-SA 3.0. Targets checked against the IUPHAR/BPS Guide to PHARMACOLOGY (2026.3.1), ligand 8258, CC BY-SA 4.0. Trial phases are not approvals: approved uses are shown from the regulators' own records where we hold them.

NICE appraisals of Anifrolumab

All NICE appraisals →

NICE, which decides whether the NHS in England should fund new medicines, has published 1 technology appraisal of Anifrolumab. 1 is current.

AppraisalNICE recommendationPublishedStatus
Anifrolumab for treating active autoantibody-positive systemic lupus erythematosus (terminated appraisal)
NICE TA793
Terminated (no company submission)8 Jun 2022Current

NICE decisions apply to the NHS in England. In Ireland the HSE decides on reimbursement, advised by the National Centre for Pharmacoeconomics. Titles, categories and dates link to the guidance on nice.org.uk. © NICE 2026 technology appraisal guidance. Available from www.nice.org.uk/guidance. All rights reserved. Subject to Notice of rights. NICE guidance is prepared for the National Health Service in England. All NICE guidance is subject to regular review and may be updated or withdrawn. NICE accepts no responsibility for the use of its content in this product/publication.

Patient leaflets for Anifrolumab

The package leaflet is the official guide for patients that comes with every medicine. These links go to the regulators that publish it.

  • IE
    Ireland: 3 products on the HPRA list
    Each product record links to the HPRA, which publishes the leaflet and SmPC.
  • EU
    European Union: Saphnelo
    EMA product information: package leaflet and summary of product characteristics in every EU language.
  • UK
    United Kingdom: Search MHRA Products
    Patient information leaflets and SmPCs for UK-licensed products.
  • US
    United States: Search DailyMed
    FDA-approved labels, including patient and medication guides.

Leaflets differ between brands and countries; always read the one that comes with your own medicine. This is regulatory information, not medical advice.

Trials by status

  • Recruiting1077%
  • Active, closed323%

Trials by phase

  • Phase 3646%
  • Observational538%
  • Phase 4215%
01

Clinical trials of Anifrolumab

13 trials
StudyPhaseStatusLead sponsorRegisters
Prospective Registry Investigating Maternal, Infant, and Lactation Outcomes in Anifrolumab Users
NCT06594068 · Systemic Lupus Erythematosus
Phase 4 Recruiting AstraZeneca USA
PRESERVE: LUPKYNIS in Combination With Belimumab, Obinutuzumab or Anifrolumab in Patients With Lupus Nephritis
NCT07611214 · Lupus Nephritis
Phase 4 Recruiting Aurinia Pharmaceuticals Inc USA
An Efficacy and Safety Study of Intravenous Anifrolumab to Treat Systemic Lupus Erythematosus in Pediatric Participants
NCT05835310 · Systemic Lupus Erythematosus
Phase 3 Recruiting AstraZeneca UK, USA, China, Germany, France, Spain, Italy, Poland, Portugal, Turkey, Canada, Brazil, Mexico, Japan
A Study to Evaluate the Treatment Outcomes of Subcutaneous Anifrolumab in Immunosuppressant-naïve and Biologic-naïve Systemic Lupus Erythematosus
NCT07430306 · Systemic Lupus Erythematosus
Phase 3 Recruiting AstraZeneca USA, Germany, France, Spain, Italy, Poland, Canada, Mexico, Taiwan
Rollover Study for Participants Who Have Completed a Previous Clinical Study With Anifrolumab (Saphnelo) and Clinically Benefited From Continued Treatment
NCT07691970 · Systemic Sclerosis Cutaneous Lupus E Myopathies Systemic Lupus Erythematosus
Phase 3 Recruiting AstraZeneca UK, USA, India, China, Germany, France, Spain, Italy, Netherlands, Belgium, Poland, Austria, Czechia, Portugal, Turkey, Canada, Brazil, Mexico, Japan, South Korea, Taiwan, Australia, Israel
A Study of Outcomes in Chinese Patients Treated With Anifrolumab Who Have Active Mod-severe Systemic Lupus Erythematosus
NCT07751848 · ClinicalTrials.gov ↗ · Lupus Erythematosus, Systemic
Phase 3 Recruiting AstraZeneca China
Prospective Registry Investigating Maternal and Infant Outcomes in Anifrolumab Users
NCT06659029 · Systemic Lupus Erythematosus
Observational Recruiting AstraZeneca USA
The Anifrolumab PRIM Program
NCT06795893 · Systemic Lupus Erythematosus
Observational Recruiting AstraZeneca Sweden
Anifrolumab Malignancy and Serious Infections Study
NCT07000110 · ClinicalTrials.gov ↗ · Systemic Lupus Erythematosus
Observational Recruiting AstraZeneca Germany, France, Spain, Denmark
Achievement of LLDAS5 in Patients With Systemic Lupus Erythematosus Treated With Anifrolumab.
NCT07330245 · ClinicalTrials.gov ↗ · Lupus Erythematosus, Systemic
Observational Recruiting AstraZeneca Italy
Subcutaneous Anifrolumab in Adult Patients With Systemic Lupus Erythematosus
NCT04877691 · Systemic Lupus Erythematosus
Phase 3 Active, closed AstraZeneca UK, USA, Germany, Spain, Poland, Mexico, Japan
Phase 3 Study of Anifrolumab in Adult Patients With Active Proliferative Lupus Nephritis
NCT05138133 · Lupus Nephritis
Phase 3 Active, closed AstraZeneca USA, India, China, Germany, France, Italy, Netherlands, Belgium, Poland, Turkey, Brazil, Mexico, Japan, Taiwan
Anifrolumab Real-world Treatment Outcomes in Systemic Lupus Erythematosus
NCT06673043 · ClinicalTrials.gov ↗ · Lupus Erythematosus, Systemic
Observational Active, closed AstraZeneca Poland

Registers list studies that are recruiting, about to open, active but closed to enrolment, or enrolling by invitation. The UK and USA registers cover industry-sponsored studies only. Trial titles and statuses are copied from the registry as published.

02

Anifrolumab in the EU trials register (CTIS)

3 trials

Authorised or ongoing trials in the EU Clinical Trials Information System that list a product containing Anifrolumab. Many trials are registered in both CTIS and ClinicalTrials.gov, so these are shown separately rather than added to the count above. Trials with a site in Ireland are listed first.

StudyPhaseStatusSponsorCountries
ROSY-S: Rollover Study for Participants Who have Completed a Previous Study with Anifrolumab (Saphnelo) and Are Assessed by the Investigator to Clinically Benefit From Continued Treatment
2026-526419-13-00 · CTIS ↗ · Musculoskeletal Diseases
Phase 3 Authorised AstraZeneca AB Netherlands, Belgium, Bulgaria + 10 more
A Multicenter, Open-Label, Phase II Study to Evaluate the Pharmacokinetics, Pharmacodynamics, and Safety of Subcutaneous Anifrolumab in Pediatric Participants 5 to < 18 Years of Age with Systemic Lupus Erythematosus.
2025-524578-41-00 · Immune System Diseases
Phase 2 Ongoing AstraZeneca AB Belgium, Portugal, Netherlands
A Phase II Open-Label Pilot Trial Assessing the Safety of Anifrolumab in Adult Patients with Primary Antiphospholipid Syndrome (APS). The AnifAPS trial.
2025-520918-64-00 · CTIS ↗ · Immune System Diseases
Phase 2 Ongoing National And Kapodistrian University Of Athens Greece
03

Anifrolumab across our data

Ireland · EU · US

The same active substance in our other registers, matched by its exact name. Each entry links to the register record it comes from.

Licensed in Ireland (HPRA)

3 single-substance products containing Anifrolumab on the HPRA medicines list.

All 3 Irish products →

Supply shortages

No entry for Anifrolumab in the EMA, FDA or German BfArM shortage lists we track.

04

Conditions studied with Anifrolumab

4 conditions
Systemic Lupus Erythematosus7Lupus Erythematosus, Systemic3Lupus Nephritis2Systemic Sclerosis Cutaneous Lupus E Myopathies Systemic Lupus Erythematosus1
07

Related compounds

08

Questions about Anifrolumab trials

How many clinical trials are testing Anifrolumab?

13 current trials in our USA, Germany, Poland, France, Spain, Italy, Mexico, China, Japan, UK, Turkey, Canada, Brazil, Taiwan, India, Netherlands, Belgium, Portugal, Austria, Czechia, South Korea, Australia, Israel, Denmark and Sweden registers name Anifrolumab (also registered as Medi-546) as a drug or biological intervention, as of the registry sync on 10 November 2026. Completed and withdrawn studies are not counted.

Are Anifrolumab trials recruiting patients?

Yes. 10 of the 13 trials are recruiting: 6 with sites in USA, 4 with sites in Germany, 3 with sites in Poland, 4 with sites in France, 4 with sites in Spain, 4 with sites in Italy, 3 with sites in Mexico, 3 with sites in China, 2 with sites in Japan, 2 with sites in UK, 2 with sites in Turkey, 3 with sites in Canada, 2 with sites in Brazil, 2 with sites in Taiwan, 1 with sites in India, 1 with sites in Netherlands, 1 with sites in Belgium, 2 with sites in Portugal, 1 with sites in Austria, 1 with sites in Czechia, 1 with sites in South Korea, 1 with sites in Australia, 1 with sites in Israel, 1 with sites in Denmark and 1 with sites in Sweden. Eligibility and site contacts are on each trial's record. Only the study team can confirm whether a patient is eligible.

Who sponsors Anifrolumab clinical trials?

AstraZeneca (12) and Aurinia Pharmaceuticals Inc (1). The number in brackets is how many trials each organisation leads.

Is Anifrolumab licensed in Ireland?

Yes. The HPRA medicines list includes 3 single-substance products containing Anifrolumab, for example Saphnelo 120 mg solution for injection in pre-filled pen (AstraZeneca AB). A licence does not mean a product is currently marketed or reimbursed; see each product's record.

Is there a Anifrolumab shortage?

Not in the lists we track: Anifrolumab has no entry in the EMA, FDA or German BfArM shortage registers as of their latest sync.

Where does this information come from?

Every trial, status, phase and sponsor on this page is copied from public ClinicalTrials.gov records by a daily sync. Nothing here describes how Anifrolumab works or whether it is effective, and it is not medical advice.

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How this page is built

Everything on this page is copied from public ClinicalTrials.gov registry records — it is not written from memory, and nothing here describes how Anifrolumab works or whether it is effective. Each trial links to its own record so you can check it yourself.

This page is built automatically: a daily sync job reads the registry records behind our country trial registers, collects every trial that lists Anifrolumab (or a registered synonym) as a drug or biological intervention, and tabulates the registry fields directly. Placebos and generic comparators are excluded. There is no AI drafting and no per-compound editorial pass, and the page has not been clinically reviewed. The “last verified” date above is the timestamp of that sync, not a review date. Our general editorial approach is described in our editorial standards and corrections policy. The ClinicalTrials.gov data on this page was last retrieved on 10 Nov 2026. How every register is built: methodology · fixes we have made: corrections log.

Please verify before you rely on this. This page is general information for life-science and pharmaceutical professionals. It is not medical advice, and it has not been reviewed by a clinician — our editorial team holds life-science qualifications, not clinical ones. It is not exhaustive and may not reflect the most recent label change. Always check the official prescribing information (US Prescribing Information or EU SmPC) and speak to your doctor or pharmacist before acting on anything here. Drugs in the same class are not automatically interchangeable, and approvals, brand names and indications differ between the US, the EU/Ireland (EMA/HPRA) and other regions. Spotted an error? Tell us — we correct promptly and log it.