Self-Emulsifying Cannabinoid Formulation for Enhanced Bioavailability

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Cannabinoids have low or variable bioavailability in some formulations due to their hydrophobic nature, necessitating improved drug delivery systems that enhance solubility and absorption for effective medical treatment.

Innovation Solution

A self-emulsifying pharmaceutical formulation comprising cannabinoids, non-ionic and ionic surfactants, partitioning solubilizers, clathrate solubilizers, and clarifying agents that form stable emulsions in aqueous media, increasing bioavailability and absorption through fine particle formation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cannabinoids are formulated in conventional pharmaceutical formulations, then the formulation is simple to manufacture, but the bioavailability is low due to hydrophobic nature

Engineering Contradiction:
ImprovebioavailabilityVSAvoidformulation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs self-emulsifying drug delivery systems (SEDDS) that combine multiple components including lipids, surfactants, and co-surfactants to create a composite formulation. This composite structure enables the hydrophobic cannabinoids to form stable emulsions in aqueous environments, dramatically improving bioavailability while managing the inherent complexity through systematic formulation design

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The invention utilizes parameter changes by controlling the physical state and composition ratios of formulation components. By adjusting the proportions of lipids, surfactants, and co-surfactants, and controlling emulsion droplet size parameters, the system achieves optimal bioavailability. The formulation transforms from a simple mixture to a complex self-emulsifying system through controlled parameter optimization

Inventive Principle:
Principle #35Parameter changes

2Reliability

If lipid-based drug delivery systems are used to increase solubility, then bioavailability improves, but the formulation complexity increases

Engineering Contradiction:
ImprovesolubilityVSAvoidformulation structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements self-service through self-emulsifying properties where the formulation automatically forms emulsions upon contact with aqueous environments in the body. The SEDDS components self-organize into micellar structures without requiring external emulsification equipment or complex processing, achieving enhanced solubility while minimizing manufacturing complexity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The invention exploits phase transitions by designing the formulation to transition from a liquid or semi-solid state to a fine emulsion state upon contact with gastrointestinal fluids. This phase change enables the hydrophobic cannabinoids to become dispersed in the aqueous environment, improving solubility and bioavailability through controlled physical transformation

Inventive Principle:
Principle #36Phase transitions

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The formulation significantly enhances the bioavailability and absorption of cannabinoids, allowing for effective treatment of various medical conditions through improved solubility and permeation across the intestinal membrane, providing a convenient and consumer-friendly delivery system.

Implementation Method 1

from about 1% to about 10% by weight of a non-ionic surfactant solubilizer, from about 0.1% to about 10% by weight of an ionic co-surfactant solubilizer

Methodology Applied
Scientific EffectSurfactant: Surfactant

Implementation Method 2

self-emulsifying pharmaceutical formulations which optimizes cannabinoid or cannabinoid extract dissolution properties thereby enhancing bioavailability

Methodology Applied
Scientific EffectSelf-emulsification: Emulsion

Implementation Method 3

from about 0.001% to about 80% by weight of a first partitioning solubilizer, from about 0.001% to about 70% by weight of a second partitioning solubilizer

Methodology Applied
Scientific EffectPartitioning:

Implementation Method 4

from about 0.001% to about 30% by weight of a clathrate solubilizer

Methodology Applied
Scientific EffectClathrate formation: Hydrates

Data Source

PatentUS20220370531A1Self-emulsifying cannabinoid formulation and method
Publication Date: 2022.11.24 LANDRACE BIOSCIENCE INC

AI summary

A composition is provided, including a self-emulsifying pharmaceutical formulation comprising from about 0.001% to about 40% by weight of a cannabinoid or a cannabinoid blend, from about 1% to about 10% by weight of a non-ionic surfactant solubilizer, from about 0.1% to about 10% by weight of an ionic co-surfactant solubilizer, from about 0.001% to about 80% by weight of a first partitioning solubilizer, from about 0.001% to about 70% by weight of a second partitioning solubilizer, from about 0.001% to about 30% by weight of a clathrate solubilizer, from about 0.01% to about 80% by weight of a clarifying solubilizer, and from about 0.001% to about 20% by weight of a sensate.