AU
25
Active Trials
71
Total Trials
2
Organizations
3
Events

Australia

Medical Only (Private)

Reimbursed Care Access

Australia permits limited, regulated medical access to certain psychedelic compounds while most remain prohibited outside of research. Psilocybin and MDMA were rescheduled (effective 1 July 2023) to allow prescribing by TGA‑authorised psychiatrists for narrow indications; esketamine (Spravato) is TGA‑approved and, as of 1 May 2025, has a PBS listing for treatment‑resistant depression. Other classical and novel psychedelics (DMT, 5‑MeO‑DMT, ibogaine, mescaline, 2C‑X, and ayahuasca preparations) remain controlled/schedule 9 or otherwise illegal except within approved clinical trials or very restricted licensing regimes.

📜History of research in Australia

The history of psychedelic research in Australia tracks closely with the international trajectory: early laboratory discovery and clinical curiosity in the mid 20th century, widespread prohibition in the late 1960s and 1970s, a long period of marginalisation, and then a clinical and regulatory renaissance from the 2010s onwards. Seminal discoveries abroad – most notably Albert Hofmann's work at Sandoz and the company’s marketing of LSD (Delysid) to psychiatrists and researchers from the late 1940s – meant that Australian psychiatrists and researchers were exposed to and occasionally contributed to early clinical work with lysergamides and other serotonergic compounds. Throughout the 1950s and 1960s there were case reports and small clinical investigations in Australia consistent with contemporaneous international practice, but documentation is fragmented and much of that clinical activity was curtailed by the rapidly changing legal environment.

From the late 1960s into the 1970s, Australia tightened control of classical psychedelics in line with international treaties and national drug-control legislation. Substances such as LSD, psilocybin and later MDMA became controlled under the Poisons Standard and relevant state and territory drug laws, making routine clinical use unlawful outside very restricted research or authorised programs. This regulatory classification created a long lull in mainstream clinical research and clinical application through the 1980s and 1990s.

Beginning in the 2000s and accelerating in the 2010s, a global scientific renaissance in psychedelic-assisted therapies re-engaged Australian researchers and clinicians. Universities, independent research groups and philanthropic and industry stakeholders began sponsoring pilot studies, mechanistic neuroimaging work and early-phase clinical trials, primarily focusing on treatment-resistant mental health conditions. Over the last decade an ecosystem of academic centres, advocacy organisations and emerging biotechnology companies has built capacity for clinical trials, good manufacturing practice (GMP) supply, therapist training and regulatory engagement, setting the stage for authorised clinical access pathways that have started to appear in national policy discussions.

🔬Research Focus

Contemporary Australian psychedelic research places primary emphasis on clinical trials for treatment-resistant mood disorders, post-traumatic stress disorder (PTSD) and certain substance-use disorders. Psilocybin-assisted therapy has been the focus for depressive disorders and end-of-life distress, while MDMA-assisted therapy has chiefly been investigated for PTSD. There is also growing interest in translational and mechanistic studies using functional neuroimaging, electrophysiology and biomarkers to understand acute and long-term neural change associated with psychedelic-assisted interventions. Lesser but notable activity exists around DMT/ayahuasca, LSD and ketamine-related research, with ketamine occupying an adjacent but better established clinical niche.

In addition to clinical efficacy studies, Australian strengths include work on safety, service-delivery models, therapist training and regulatory frameworks. Several groups are examining pragmatic aspects of integration into mental-health services (for example models for outpatient delivery, risk management and patient selection), and there is active engagement on manufacturing, quality assurance and supply-chain issues for investigational medicinal products. Ethical, legal and cultural scholarship has also been important — especially work focused on culturally safe research practices and engagement with Aboriginal and Torres Strait Islander communities, recognising distinct ethical and social considerations in Australia’s diverse populations.

🏆Key Milestones

1947
Sandoz begins distribution of LSD (Delysid) to psychiatrists and researchers internationally, which includes access by some Australian clinicians and researchers during the early clinical period.
1960s
Clinical interest in psychedelics in Australia declines as state and federal controls tighten and international scheduling restricts therapeutic use.
1971
International scheduling under the UN Convention on Psychotropic Substances contributes to national restrictions; psychedelics become subject to strict controls in Australian law and the Poisons Standard.
2000s
A period of limited academic activity lays groundwork for the later renaissance; isolated pilot studies and preclinical work continue.
Late 2010s
The global psychedelic renaissance reaches Australia: universities and research centres begin submitting clinical trial applications and small pilot studies of psilocybin- and MDMA-assisted therapy commence.
2018
Increased coordination among researchers, clinicians and advocacy groups occurs (growth of national advocacy and professional networks that support research and policy engagement).
2023
Australian regulators and policy-makers move to create controlled clinical access pathways and clearer frameworks for authorised medical use and research of psilocybin and MDMA, reflecting the maturation of clinical evidence and local capacity.

🚀Future Outlook

Over the next 12–24 months Australia is likely to see expansion of authorised clinical and research activity rather than a sudden, broad-based clinical rollout. Expect growth in phase II and phase III clinical trials at academic centres, an increasing number of authorised prescribers or special-access approvals in carefully regulated clinical programmes, and investment in GMP manufacture and local supply chains. Regulatory attention will concentrate on training and accreditation for therapists, risk-mitigation frameworks and integration pathways within existing mental-health services.

Policy and ethical discourse will continue to be prominent: regulators, professional colleges and Indigenous stakeholders are likely to finalise guidelines on culturally appropriate practice, informed consent and equitable access. Commercial and philanthropic investment is also expected to increase, supporting larger multi-site trials, comparative effectiveness research and health-economics evaluations to inform potential wider adoption contingent on demonstrated clinical effectiveness and system readiness.

Clinical Trials in Australia

Not yet recruitingPhase NA

Neural Mechanisms of Ketamine Antidepressant Treatment 2.0: Exploring how ketamine affects the brain function in people with difficult-to-treat depression.

This is a randomised, quadruple‑blind, placebo‑controlled mechanistic clinical trial enrolling 90 participants (60 adults with major depressive disorder, including treatment‑resistant cases, and 30 healthy controls) at the Royal Melbourne Hospital, Australia, with recruitment from February 2026 and completion expected December 2027. Participants receive a single subcutaneous administration of ketamine 0.75 mg/kg versus placebo (0.9% saline). The primary outcome is change in habenula activity measured using ultra‑high‑field 7T MRI at baseline and 24–48 hours after dosing, designed to probe rapid neural mechanisms underlying ketamine’s antidepressant effects. Secondary outcomes assess clinical and behavioural effects using the Montgomery–Åsberg Depression Rating Scale (MADRS), QIDS‑C, Snaith–Hamilton Pleasure Scale (SHAPS), GAD‑7, and objective activity monitoring by actigraphy. The protocol includes healthy controls to facilitate mechanistic comparisons between clinical and non‑clinical neural responses. The study phase is not specified in the available data. The quadruple‑blind design and saline comparator aim to isolate drug‑specific neural changes and early clinical signal following a single subcutaneous ketamine exposure in treatment‑resistant and broader MDD populations.

Started
Type
interventional
Blinding
quadruple
Randomized
Yes
Registry ID
12625001087448
Not yet recruitingPhase I

A Phase 1, Open-label, Single-arm Basket Trial of the Intravenously Administered Psilocin (TRP-8803): Safety, Anxiety, and Quality of Life Across Health Conditions Characterised by Cognitive Inflexibility, Emotional Distress, and Persistent Bodily Symptom Burden

This Phase 1, open‑label, single‑arm basket trial (N=66) tests the safety and early clinical effects of intravenous psilocin (TRP‑8803) administered in two dosing sessions alongside psychotherapy over a 6‑week treatment period, with a 12‑week follow‑up. Conducted in Australia and sponsored by Tryp Therapeutics, the study enrols participants across ten diagnostic cohorts — anorexia nervosa, body dysmorphic disorder, chronic fatigue, fibromyalgia, generalised anxiety disorder, irritable bowel syndrome, long COVID, major depressive disorder, obsessive–compulsive disorder and post‑traumatic stress disorder — to evaluate tolerability and signals of benefit in anxiety and quality of life. As a Phase 1 trial the primary outcomes focus on safety and tolerability (adverse events, vital signs and treatment‑emergent effects), with secondary or exploratory outcomes assessing changes in anxiety symptoms and health‑related quality of life using standardised, validated instruments. The single‑arm, open‑label design means there is no placebo or active comparator, and efficacy assessments are intended to generate preliminary, hypothesis‑generating data to inform the design of subsequent controlled studies. The study began recruitment in November 2025.

Started
Type
interventional
Blinding
none
Randomized
Yes
Registry ID
12625000949482

Research Events

Organizations2