Showing posts with label cannabidiol (CBD) Pharmacokinetics. Show all posts
Showing posts with label cannabidiol (CBD) Pharmacokinetics. Show all posts

CBD: Cheese Bacon Donuts

Wednesday, 2 January 2019

“With an increasing number of patients being prescribed CBD, it is often asked whether to take it on an empty stomach or with meals. PKPD studies show that taking it with a high fat meal increases the amount absorbed into the blood by over four times.”
-          Dr. David Hepburn

Abstract:

Background

A formal single ascending and multiple dose pharmacokinetic (PK) trial of cannabidiol (CBD) oral solution was required to determine the safety and tolerability of CBD, the maximum tolerated dose, and to examine the effect of food on CBD PK parameters.

Objective

This trial assessed the safety, tolerability and PK of CBD oral solution in healthy adult volunteers, as well as the effect of food on CBD PK parameters.

Methods

The study consisted of three arms: single ascending dose (1500, 3000, 4500 or 6000 mg CBD [n = 6 per group]/placebo [n = 8; 2 per CBD dose group]), multiple dose (750 or 1500 mg CBD [n = 9 per group]/placebo [n = 6; 3 per CBD dose group] twice daily), and food effect (1500 mg CBD single dose [n = 12]). All subjects completed all trial arms and were analyzed as planned.

Read full article here:

Dr. David Hepburn website: https://doctordavidhepburn.com

Move Over Epidiolex...Already! - Dr. Dave Hepburn

Thursday, 1 November 2018



Article recommend by Dr. Dave Hepburn:

A prospective open-label trial of a CBD/THC cannabis oil in dravet syndrome.

Abstract

INTRODUCTION: 
Both Tetrahydrocannabidiol (THC) and cannabidiol (CBD) components of cannabis, have been shown to have anticonvulsant effects. Cannabis oils are used to treat seizures in drug-resistant epilepsy (DRE). Recent trials provide data on dosing, side effects, and efficacy of CBD, yet there is a paucity of information on THC in epilepsy. Primary objective was to establish dosing and tolerability of TIL-TC150 - a cannabis plant extract produced by Tilray®, containing 100 mg/mL CBD and 2 mg/mL THC- in children with Dravet syndrome. Secondary objectives were to assess impact of therapy on seizures, electroencephalogram (EEG) and quality of life. 

METHODS: 
Twenty children received add-on therapy with TIL-TC150. The dose ranged from 2 to 16 mg/kg/day of CBD and 0.04 to 0.32 mg/kg/day of THC. Patients were monitored for tolerability and adverse events, and secondary objectives. 

RESULTS: 
Nineteen participants completed the 20-week intervention. Mean dose achieved was 13.3 mg/kg/day of CBD (range 7-16 mg/kg/day) and 0.27 mg/kg/day of THC (range 0.14-0.32 mg/kg/day). Adverse events, common during titration included somnolence, anorexia, and diarrhea. Abnormalities of liver transaminases and platelets were observed with concomitant valproic acid therapy. There was a statistically significant improvement in quality of life, reduction in EEG spike activity, and median motor seizure reduction of 70.6%, with 50% responder rate of 63%. 

CONCLUSIONS: 
TIL-TC150 was safe and well tolerated in our subjects. TIL-TC150 treatment resulted in a reduction in seizure counts, spike index on EEG, and improved quality of life measures. This study provides safety and dosing information for THC-containing cannabinoid preparations.

“A new and improved treatment that includes a touch of THC (which children handle much better than adults). The uptight FDA/DEA/US government would rather not allow any THC due to adherence to tired, old, uneducated biases. It’s a shame for American children that their government remains so willfully ignorant.”
Dr. Dave Hepburn

To read the full article please visit:
https://www.ncbi.nlm.nih.gov/pubmed/30250864

Dr. David Hepburn website:
doctordavidhepburn.com

CANNABIS EFFECTIVE AND SAFE FOR DOGS WITH JOINT ISSUES

Monday, 20 August 2018

Article recommended by Dr. David Hepburn:


Pharmacokinetics, Safety, and Clinical Efficacy of Cannabidiol Treatment in Osteoarthritic Dogs

Abstract


Abstract: 



  • Objectives: The objectives of this study were to determine basic oral pharmacokinetics, and assess safety and analgesic efficacy of a cannabidiol (CBD) based oil in dogs with osteoarthritis (OA).


  • Methods: Single-dose pharmacokinetics was performed using two different doses of CBD enriched (2 and 8 mg/kg) oil. Thereafter, a randomized placebo-controlled, veterinarian, and owner blinded, cross-over study was conducted. Dogs received each of two treatments: CBD oil (2 mg/kg) or placebo oil every 12 h. Each treatment lasted for 4 weeks with a 2-week washout period. Baseline veterinary assessment and owner questionnaires were completed before initiating each treatment and at weeks 2 and 4. Hematology, serum chemistry and physical examinations were performed at each visit. A mixed model analysis, analyzing the change from enrollment baseline for all other time points was utilized for all variables of interest, with a p ≤ 0.05 defined as significant.
  • Results: Pharmacokinetics revealed an elimination half-life of 4.2 h at both doses and no observable side effects. Clinically, canine brief pain inventory and Hudson activity scores showed a significant decrease in pain and increase in activity (p < 0.01) with CBD oil. Veterinary assessment showed decreased pain during CBD treatment (p < 0.02). No side effects were reported by owners, however, serum chemistry showed an increase in alkaline phosphatase during CBD treatment (p < 0.01).
  • Clinical significance: This pharmacokinetic and clinical study suggests that 2 mg/kg of CBD twice daily can help increase comfort and activity in dogs with OA.
  • Keywords: cannabidiol, CBD oil, hemp, canine, osteoarthritis, pharmacokinetic 


"This comes as no surprise as, for years, pet owners have noticed the beneficial effects of CBD in many aspects of their pet’s well being" 
Dr. David Hepburn 

To read the full article please visit:





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