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Deep MycosisPhase 3NCT03471988

Clinical Study of AK1820 (Isavuconazonium Sulfate) for the Treatment of Deep Mycosis

A Phase 3 study testing AK1820 and Voriconazole in people with Deep Mycosis, run by Asahi Kasei Therapeutics Corporation at 33 sites in Japan.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The objective of this study is to investigate the safety and efficacy of administering 372.6 mg of AK1820 (isavuconazonium sulfate) intravenously or orally to adult Japanese patients with deep mycosis. The primary endpoint is safety (percentage of patients with adverse events after starting the study treatment). Read more about this study

Who is it for?
Ages 20 years and older
Conditions the study is for
Deep Mycosis
What is being tested?
AK1820 and Voriconazole
Could I receive a placebo?
No, everyone receives an active treatment
How many people
103 participants
Where
33 sitesJapan
Study dates
16 Apr 2018to 21 Apr 2021
Phase
Phase 3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 20 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Main Inclusion Criteria:

  • Patients must have the below proven, probable or possible deep mycosis;
  1. invasive aspergillosis
  2. chronic pulmonary aspergillosis
  3. mucormycosis
  4. cryptococcosis
  • Female patients must be non-lactating and at no risk for pregnancy.

Main Exclusion Criteria:

  • Women who are pregnant or breastfeeding.
  • Patients with hypersensitivity to any of the components of the azole class of antifungals or the investigational product.
  • Patients at high risk for QT/QTc prolongation, or patients with risk factors for torsades de pointes, or taking concomitant medications known to prolong the QT/QTc interval.
  • Patients with a history of short QT syndrome.
  • Patients with liver dysfunction at enrollment.
  • Patients with moderate to severe kidney dysfunction at enrollment.
  • Patients who receive prohibited concomitant drugs.
  • Patients with any other fungal infection other than Aspergillus species, order Mucorales, or Cryptococcus species.
  • Patients who are not expected to survive study duration.
  • Patients with an underlying disease, complication or general condition that would complicate safety and efficacy evaluations.
  • Patients with a history of taking voriconazole for deep mycosis and showing no response to this treatment.
  • Patients taking systemic antifungals who are unable to stop taking these drugs during the study, or who are showing signs of improvement in their symptoms of deep mycosis as a result of these drugs.

Trial locations and contacts

33 sites in 1 country.

33 sites in 1 country

Japan33 sites
  • Research site

    Abeno-Ku, Osaka

  • Research site

    Asahikawa, Hokkaido

  • Research site

    Chiba

  • Research site

    Chuo-Ku, Kumamoto

  • Research site

    Hamamatsu, Shizuoka

  • Research site

    Higashiku, Fukuoka

  • Research site

    Ibaraki

  • Research site

    Isahaya, Nagasaki

  • Research site

    Kawasaki, Kanagawa

  • Research site

    Kiyose, Tokyo

  • Research site

    Kurashiki, Okayama-ken

  • Research site

    Minamiku, Fukuoka

  • Research site

    Minato-Ku, Tokyo

  • Research site

    Mitaka, Tokyo

  • Research site

    Nagakute, Aichi-ken

  • Research site

    Nagara, Gifu

  • Research site

    Nagasaki

  • Research site

    Nagoya, Aichi-ken

  • Research site

    Naka-Ku, Hiroshima

  • Research site

    Nakagami, Okinawa

  • Research site

    Ōmiya, Saitama

  • Research site

    Ōmura, Nagasaki

  • Research site

    Ōta-ku, Tokyo

  • Research site

    Sakai, Osaka

  • Research site

    Sasebo, Nagasaki

  • Research site

    Seto, Aichi-ken

  • Research site

    Shimotsuke, Tochigi

  • Research site

    Shinagawa-Ku, Tokyo

  • Research site

    Shinjuku-Ku, Tokyo

  • Research site

    Tenri, Nara

  • Research site

    Tsu, Mie-ken

  • Research site

    Yokohama, Kanagawa

  • Research site

    Yufu, Oita Prefecture

Other trials in Japan

About this study

Official title: A Phase 3, Multi-center, Open Label Study to Evaluate Safety and Efficacy of AK1820 for Treatment of Adult Japanese Patients With Deep Mycosis

The objective of this study is to investigate the safety and efficacy of administering 372.6 mg of AK1820 (isavuconazonium sulfate) intravenously or orally to adult Japanese patients with deep mycosis. The primary endpoint is safety (percentage of patients with adverse events after starting the study treatment).

Conditions
Deep Mycosis
Being tested
AK1820, Voriconazole
Keywords
deep mycosis, aspergillosis, mucormycosis, cryptococcosis, isavuconazonium sulfate, isavuconazole, AK1820, Cresemba
Medical subject headings
Aspergillosis, Mucormycosis, Cryptococcosis

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • AK1820Drug

    Only a switch from IV infusion (vial) to oral administration (capsule) will be permitted; a switch from oral administration to IV infusion will not be possible.

    372.6 mg of AK1820 (isavuconazonium sulfate) is equivalent to 200 mg of isavuconazole.

    Other Names: Cresemba, BAL8557

  • VoriconazoleDrug

    Only a switch from IV infusion (vial) to oral administration (tablet) will be permitted; a switch from oral administration to IV infusion will not be possible.

    Other Name : VFend

Study groups in NCT03471988
Study groupRoleWhat they receive
AK1820ExperimentalParticipants will receive a loading dose of isavuconazole, 200 mg three times a day by intravenous infusion (IV) or orally for the first 2 days followed by a maintenance dose from Day 3 of 200 mg once daily either IV or orally until they will reach a treatment endpoint or for a maximum of 84 days.
Receives: Drug: AK1820
VoriconazoleActive comparatorParticipants will receive a loading dose of voriconazole, 6 mg/kg every 12 hours IV or 300 mg every 12 hours orally for the first 24 hours, followed by a maintenance dose from Day 2 of 4 mg/kg every 12 hours by IV or 200 mg every 12 hours orally, until they will reach a treatment endpoint or for a maximum of 84 days.
Receives: Drug: Voriconazole

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Percentage of patients with adverse events between the first administration of investigational product and the end of Follow-up.

    Measured: From the first study drug administration until 28 days after the last dose of study drug (up to approximately Day 112).

Secondary outcomes (4)
  1. Percentage of participants with an overall outcome of success evaluated by the data review committee (DRC).

    Measured: Day 42, Day 84 and End of Treatment* (maximum Day 84).*End of treatment (EOT) is defined as the last day of study drug treatment.

  2. Percentage of participants with clinical, radiological and mycological response assessed by the DRC.

    Measured: Day 42, Day 84 and End of Treatment* (maximum Day 84).*End of treatment (EOT) is defined as the last day of study drug treatment.

  3. Percentage of participants with overall outcome, clinical, radiological and mycological response evaluated by investigator.

    Measured: Day 42, Day 84 and End of Treatment* (maximum Day 84).*End of treatment (EOT) is defined as the last day of study drug treatment.

  4. All-cause mortality.

    Measured: Through 28 days after the last dose of study drug (up to approximately Day 112).

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Mar 2018
  2. Study start16 Apr 2018
  3. Primary completion21 Apr 2021
  4. Study completion21 Apr 2021

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
103 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03471988
Sponsor's protocol ID
AK1820-301
Status last verified
Jan 2021
First submitted
26 Feb 2018
Last updated
14 May 2021
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Kohno S, Izumikawa K, Takazono T, Miyazaki T, Yoshida M, Kamei K, Ogawa K, Taniguchi S, Akashi K, Tateda K, Mukae H, Miyazaki Y, Okada F, Kanda Y, Kakeya H, Suzuki J, Kimura SI, Kishida M, Matsuda M, Niki Y. Efficacy and safety of isavuconazole against deep-seated mycoses: A phase 3, randomized, open-label study in Japan. J Infect Chemother. 2023 Feb;29(2):163-170. doi: 10.1016/j.jiac.2022.10.010. Epub 2022 Oct 25.

    PubMed 36307059
  • Shirae S, Ose A, Kumagai Y. Pharmacokinetics, Safety, and Tolerability of Single and Multiple Doses of Isavuconazonium Sulfate in Healthy Adult Japanese Subjects. Clin Pharmacol Drug Dev. 2022 Jun;11(6):744-753. doi: 10.1002/cpdd.1079. Epub 2022 Feb 21.

    PubMed 35191210

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing AK1820 and Voriconazole in people with Deep Mycosis, run by Asahi Kasei Therapeutics Corporation at 33 sites in Japan.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 14 May 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 33 sites in Japan. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percentage of patients with adverse events between the first administration of investigational product and the end of Follow-up. (time frame: From the first study drug administration until 28 days after the last dose of study drug (up to approximately Day 112).). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03471988, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 May 2021.

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