PP-01 for Cannabis Withdrawal

No longer recruiting at 18 trial locations
LR
PI
Overseen ByPleoPharma, Inc CMO, MD
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial aims to determine if a new treatment, PP-01, can reduce withdrawal symptoms for individuals trying to quit cannabis. Participants will receive either a high or low dose of PP-01, a placebo, or other known treatments such as nabilone or gabapentin. The trial targets those with moderate to severe Cannabis Use Disorder (CUD) who are attempting to reduce their cannabis use and experience significant withdrawal symptoms. Individuals who have used cannabis heavily almost every day and wish to manage withdrawal symptoms while quitting may find this trial suitable. As a Phase 2 trial, this research measures the effectiveness of PP-01 in an initial, smaller group, providing an opportunity to contribute to significant findings.

Will I have to stop taking my current medications?

The trial does not specify if you need to stop taking your current medications. However, if you are on stable psychotropic medication for at least 3 months, you may be included at the investigator's discretion.

Is there any evidence suggesting that this trial's treatments are likely to be safe?

Research shows that PP-01 is neither toxic nor harmful. Previous safety data indicate no major risks to people or the environment. It is neither irritating nor corrosive, making it generally safe to handle.

The trial also includes nabilone and gabapentin as treatments. Nabilone, a synthetic version of THC (the active ingredient in cannabis), is already approved for other uses, such as alleviating nausea in chemotherapy patients, suggesting its safety for humans. Gabapentin, commonly used for nerve pain and seizures, is well-known and generally safe when used as directed.

Overall, these findings suggest that the treatments in the trial are well-tolerated. However, like any treatment, side effects may occur, so discussing potential risks with the study team or a healthcare provider is important.12345

Why are researchers excited about this trial's treatments?

Most treatments for Cannabis Withdrawal Syndrome, like nabilone and gabapentin, focus on alleviating symptoms without directly addressing the underlying withdrawal process. However, PP-01 is unique because it potentially targets the brain's cannabinoid receptors differently, offering a novel mechanism of action that could more effectively manage withdrawal symptoms. Researchers are particularly excited about PP-01 because of its potential to be titrated to high or low doses, offering flexibility based on individual patient needs. Additionally, the treatment's oral administration over a relatively short period (34 days) could enhance patient compliance and convenience compared to traditional therapies.

What evidence suggests that this trial's treatments could be effective for Cannabis Use Disorder?

Researchers are still conducting studies to determine how well PP-01 works for Cannabis Withdrawal Syndrome, and specific data from human studies remains limited. However, the mechanism of PP-01 appears promising. It likely helps by adjusting brain chemicals involved in withdrawal symptoms. Early studies on similar treatments suggest that targeting these brain pathways can reduce withdrawal effects. The ongoing trial will test various doses of PP-01, including high and low doses, to confirm its effectiveness in easing withdrawal symptoms in heavy cannabis users.678910

Who Is on the Research Team?

JC

Jay Constantine, MD

Principal Investigator

PleoPharma, Inc.

Are You a Good Fit for This Trial?

Inclusion Criteria

Your body mass index (BMI) falls between 18.0 and 38.0 kg/m2.
Report heavy use of daily/near daily cannabis
Have a urine drug screen positive for tetrahydrocannabinol (THC)/THC metabolites at Screening and Randomization
See 6 more

Exclusion Criteria

You have been diagnosed with schizophrenia or schizoaffective disorder or bipolar 1 within the past 2 years.
You have a mental health condition that is currently unstable or may be affected by the study medication. If you have been taking medication for a stable condition for at least 3 months, the Investigator may decide to include you in the study.
You have a serious medical condition that is not under control.
See 6 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive study medication for 34 days to mitigate cannabis withdrawal symptoms

5 weeks
7 visits (in-person), 4 visits (telemedicine)

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • PP-01
How Is the Trial Designed?
5Treatment groups
Experimental Treatment
Active Control
Placebo Group
Group I: PP-01 Low DoseExperimental Treatment1 Intervention
Group II: PP-01 High DoseExperimental Treatment1 Intervention
Group III: NabiloneActive Control1 Intervention
Group IV: GabapentinActive Control1 Intervention
Group V: PlaceboPlacebo Group1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

PleoPharma, Inc.

Lead Sponsor

Trials
1
Recruited
230+

Published Research Related to This Trial

In a meta-analysis of 11,028 healthy participants across 394 non-oncology phase I studies, 63.7% experienced adverse events, but 85% of these were classified as mild, indicating a relatively safe profile for the study drugs.
Only 0.31% of participants experienced serious adverse events, with no deaths or life-threatening incidents reported, suggesting that while adverse events are common, they are mostly not severe.
Quantifying the risks of non-oncology phase I research in healthy volunteers: meta-analysis of phase I studies.Emanuel, EJ., Bedarida, G., Macci, K., et al.[2018]
The review of clinical research data from 1977 to 2011 highlights significant inconsistencies in how adverse reactions (AR) to drugs are assessed, which can affect the reliability of safety information provided to patients.
To improve the safety profiles of medications, the authors advocate for the establishment of a common European standard for the structured assessment of adverse reactions in clinical research, as no such standard currently exists.
[Assessing adverse reactions in clinical trials].Harnisch, S., Schade-Brittinger, C., Rief, W.[2013]
A review of 192 randomized clinical trials revealed that safety information is often underreported, with only 46% specifying reasons for withdrawals due to toxicity and only 39% adequately reporting clinical adverse effects.
To enhance safety reporting, the study emphasizes the need for standardized scales for adverse effects, systematic data collection, and detailed reporting of severe reactions, suggesting that improved practices could lead to better safety insights in clinical trials.
Improving safety reporting from randomised trials.Ioannidis, JP., Lau, J.[2018]

Citations

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SAFETY DATA SHEET NALCO® PP01-3911Stop leak if safe to do so. Contain spillage, and then collect with non- combustible absorbent material, (e.g. sand, earth, diatomaceous earth,.
Polypropylene Safety Data SheetGeneral Measures: Avoid breathing (dust, vapors, fumes from molten material). Final product may have sharp edges. Avoid prolonged contact with eyes, skin and ...
POLYPROPYLENE -MATERIAL SAFETY DATA SHEETPolypropylene is not classified as toxic, harmful, irritant or corrosive product. Eye contact: The product may contain small particles that may ...
SAFETY DATA SHEET Polypropylene (PP)Critical hazards to man and environment: None. The product is not classified as dangerous preparation (EC). GHS Classification.
SAFETY DATA SHEETSAFETY DATA SHEET. Polypropylene (PP) resin. Product use. : Industrial applications. Area of ... : 11/01/2023. SDS #. : PP-1. Version. : 2. 12/12.
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