Recruiting
Phase 2

Cannabidiol

Sponsor:

Pure Green

Code:

NCT04679545

Conditions

Diabetic Peripheral Neuropathic Pain

Eligibility Criteria

Sex: All

Age: 21+

Healthy Volunteers: Not accepted

Interventions

CBD

Placebo

Study Details

Brief summary:

The purpose of the study is to evaluate whether PG-DN-20WS is a better pain reliever in patients with diabetic neuropathic pain of the feet than a placebo.

Conditions

Diabetic Peripheral Neuropathic Pain

Study ID

NCT04679545

Start date

Dec 10, 2020

Status verified date

Jan, 2021

Completion date

Apr 1, 2021

Anticipated

Primary completion date

Mar 1, 2021

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 21+

Healthy Volunteers: Not accepted

Inclusion Criteria:

1. Subject is at least 21 years of age;
2. Subject has a diagnosis of diabetic neuropathic pain of the feet determined by the subject's primary care physician or related health care provider.
3. Subject has a mean pain scale score of ≥ 5 recorded in the 7 days prior to randomization.
4. If female, the subject is postmenopausal (> 1 year), surgically sterile (> 3 months), had a hysterectomy, or is currently using 2 effective forms of birth control.
5. Subject has not taken marijuana (cannabis) in any form, chemicals or extracts or foods or beverages or topical creams, lotions, gels, patches containing marijuana (cannabinoids, or and cannabis derivatives) including synthetic marijuana and/or CBD for at least 14 days prior to this study, and agrees to not take marijuana (cannabis) in any form, chemicals or extracts or foods or beverages or topical creams, lotions, gels, patches containing marijuana (cannabinoids, or and cannabis derivatives) including synthetic marijuana and/or CBD while participating in this study.
6. If subject is currently taking gabapentin, pregabalin, or duloxetine, subject must be willing to and completes a 7-day washout of these medications prior to randomization.
7. Subject has not taken any NSAIDs and/or acetaminophen for at least 2 days prior to randomization.
8. Subject is willing to provide his/her written informed consent to participate in the study as stated in the informed consent document.
9. Subject is willing to use an electronic diary to enter trial information for 29 days.

Exclusion Criteria:

1. Subject is pregnant or lactating;
2. Subject has an allergy to cannabis, the Cannabaceae plant family (e.g., hemp, hops), palmitoylethanolamide, or terpenes;
3. Subject has a known allergy to active or inert ingredients of the investigational product;
4. Subject is taking a concomitant medication or treatment that would complicate use or interpretation of the study drug's effects (examples include: Cannabis or any cannabinoid products; Any drug or herbal product that influences the endocannabinoid system (ECS));
5. Subject is taking marijuana (cannabis) in any form, chemicals or extracts or foods or beverages or topical creams, lotions, gels, patches containing marijuana (cannabinoids, or and cannabis derivatives) including synthetic marijuana and/or CBD for at least 14 days prior to this study, and does not promise that they will not take marijuana (cannabis) in any form, chemicals or extracts or foods or beverages or topical creams, lotions, gels, patches containing marijuana (cannabinoids, or and cannabis derivatives) including synthetic marijuana and/or CBD while participating in this study;
6. Subject currently resides in the state of Nebraska, Idaho, Iowa, or South Dakota.
7. Subject is currently being treated with antibiotics for sinus, throat, or lung infections;
8. Subject has shortness of breath associated with allergies;
9. Subject has uncontrolled asthma;
10. Subject has a fever and/or productive cough;
11. Subject has unstable angina, uncontrolled hypertension;
12. Subject currently or has a history of congestive heart failure;
13. Subject has any other unstable medical condition;
14. Subject has a personal or family history of schizophrenia;
15. Subject has a personal history or currently has suicidal ideation or attempted suicide;
16. Subject has a major neurological disorder, such as dementia, Parkinson's disease, cognitive impairment, epilepsy, history of traumatic brain injury/head injury, and seizures.
17. Subject has taken pharmaceutical pain medicine of any kind, or has taken a NSAID and/or acetaminophen, within 2 days of randomization.
18. Subject has taken gabapentin, pregabalin, or duloxetine within 7 days prior to randomization or is unwilling to stop these medications.
19. Subject has an allergy to, or has an intolerance to, NSAIDs or acetaminophen.
20. Subject is currently taking any form of opioids.
21. Subject has a history of substance or alcohol abuse.
22. Subject has clinically significant illness, including cardiovascular disorders.
23. Subject has any condition in which the investigator believes will confound the data of the study or could put the subject at risk of harm.
24. Subject does not have access to a smart phone or does not know how to use a smart phone application.

Study Design

Enrollment

50 participants

Anticipated

Allocation

Randomized

Intervention Model

Parallel Assignment

Primary purpose

Treatment

Interventions and Outcome Measures

Arms

experimental: CBD

Subject will receive a 28-day supply of 20 mg CBD sublingual tablets to be taken 3 times a day for 28 days.

placebo comparator: Placebo Control

A placebo sublingual tablet to be taken three times a day for 28 days.

Interventions

CBD

A water-soluble sublingual tablet containing 20 mg of CBD.

Placebo

An inactive compound.

Primary outcome measure

  • Incidence of treatment-related adverse events as assessed by CTCAE v4.0 [ Time Frame: Four Weeks ]

Central Contacts and Locations

Central contacts

Locations

Pure Green Pharmaceuticals

Recruiting

Bloomfield Township, Michigan, United States, 48323

Contacts

Principal Investigator:

Debra Kimless, M.D.

More Information

Sponsor

Pure Green

Last update posted

Feb 2, 2021

Last verified

Jan, 2021

Keywords

  • Cannabidiol
  • CBD
  • DPN
  • Diabetic Peripheral Neuropathy

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by Pure Green on 2021-02-02.