ION582
/ Ionis
- LARVOL DELTA
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September 12, 2025
HALOS: A Safety, Tolerability, Pharmacokinetics and Pharmacodynamics Study of Multiple Ascending Doses of ION582 in Participants With Angelman Syndrome
(clinicaltrials.gov)
- P1/2 | N=70 | Recruiting | Sponsor: Ionis Pharmaceuticals, Inc. | Active, not recruiting ➔ Recruiting | N=51 ➔ 70
Enrollment change • Enrollment open • UBE3A
September 09, 2025
Ionis receives U.S. FDA Breakthrough Therapy designation for ION582 in Angelman syndrome
(Businesswire)
- "This Breakthrough Therapy designation is based on results from the Phase 1/2 HALOS study..."
Breakthrough therapy • Rare Diseases
May 06, 2025
REVEAL: A Phase 3 Study of ION582 in Angelman Syndrome
(clinicaltrials.gov)
- P3 | N=210 | Recruiting | Sponsor: Ionis Pharmaceuticals, Inc. | Not yet recruiting ➔ Recruiting
Enrollment open
April 07, 2025
REVEAL: A Phase 3 Study of ION582 in Angelman Syndrome
(clinicaltrials.gov)
- P3 | N=210 | Not yet recruiting | Sponsor: Ionis Pharmaceuticals, Inc.
New P3 trial
February 19, 2025
Ionis reports fourth quarter and full year 2024 financial results
(Businesswire)
- "ION582 on track to initiate Phase 3 development in Angelman syndrome (AS) in H1:2025."
New P3 trial • Rare Diseases
March 21, 2024
HALOS: A Safety, Tolerability, Pharmacokinetics and Pharmacodynamics Study of Multiple Ascending Doses of ION582 in Participants With Angelman Syndrome
(clinicaltrials.gov)
- P1/2 | N=51 | Active, not recruiting | Sponsor: Ionis Pharmaceuticals, Inc. | Trial completion date: Jan 2025 ➔ Mar 2029 | Trial primary completion date: Jan 2025 ➔ Mar 2029
Trial completion date • Trial primary completion date • UBE3A
December 11, 2023
HALOS: A Safety, Tolerability, Pharmacokinetics and Pharmacodynamics Study of Multiple Ascending Doses of ION582 in Participants With Angelman Syndrome
(clinicaltrials.gov)
- P1/2 | N=51 | Active, not recruiting | Sponsor: Ionis Pharmaceuticals, Inc. | Recruiting ➔ Active, not recruiting
Enrollment closed • UBE3A
January 21, 2023
This study is meant to evaluate the effects of a drug product called ION582 in patients with Angelman syndrome (genetic disorder that mainly affects the nervous system). This study will evaluate the safety, how the organism tolerates the drug product, how the product is metabolized by the organism and what are the effects of the product on the body.
(clinicaltrialsregister.eu)
- P1/2 | N=55 | Sponsor: Ionis Pharmaceuticals, Inc.
New P1/2 trial • Ataxia • CNS Disorders • Developmental Disorders • Epilepsy • Genetic Disorders • Mental Retardation • Movement Disorders • Psychiatry • Targeted Protein Degradation • UBE3A
January 09, 2023
HALOS: A Safety, Tolerability, Pharmacokinetics and Pharmacodynamics Study of Multiple Ascending Doses of ION582 in Participants With Angelman Syndrome
(clinicaltrials.gov)
- P1/2 | N=44 | Recruiting | Sponsor: Ionis Pharmaceuticals, Inc. | Trial completion date: Dec 2023 ➔ Jan 2025 | Trial primary completion date: Jul 2023 ➔ Jan 2025
Trial completion date • Trial primary completion date • UBE3A
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