Sequestration Compounds With Naloxone for Opioid Overdose Clearance
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Solution Overview
Problem
Current treatments for drug overdose and intoxication, particularly from substances like opioids and stimulants, are inadequate in effectively reversing the effects and often lead to secondary complications such as renarcotization or precipitated opioid withdrawal.
Innovation Solution
A pharmaceutical combination of a sequestration agent, such as cucurbituril, pillararene, cyclodextrin, or calixarene, and a central nervous system (CNS) active agent, like naloxone, is administered simultaneously or sequentially to sequester and displace toxic agents from receptors, preventing renarcotization and facilitating rapid clearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If CNS active agents are administered to treat drug overdose, then the toxic effects are reversed, but repeated high doses are required leading to secondary complications such as renarcotization or precipitated opioid withdrawal
Solution Approach 1:
A sequestration agent acts as an intermediary substance that binds to and sequesters the toxic agent (opioid or stimulant) in the bloodstream, preventing it from binding to CNS receptors. This mediator approach allows the toxic agent to be removed from its harmful role without directly stimulating or blocking CNS receptors, thereby reversing toxic effects while avoiding secondary complications like renarcotization or precipitated withdrawal
Solution Approach 2:
The sequestration agent extracts the toxic agent from the biological system by forming a complex that can be eliminated. The patent describes how the sequestration agent binds to the toxic agent with high affinity, effectively pulling it out of circulation and preventing re-binding to receptors, thus eliminating the need for repeated high doses of CNS active agents
2Productivity
If high doses of CNS active agents are administered to ensure effective treatment, then overdose symptoms are reversed, but the risk of secondary complications increases
Solution Approach 1:
The sequestration agent serves as a mediator that achieves rapid overdose reversal through direct binding to the toxic agent in the bloodstream, eliminating the need for high doses of CNS active agents. This intermediary mechanism provides fast action by directly removing the toxic agent from circulation rather than relying on receptor competition
Solution Approach 2:
The patent converts the harmful presence of the toxic agent in the bloodstream into a beneficial binding opportunity for the sequestration agent. By designing the sequestration agent to have high affinity for the toxic agent, the harmful substance becomes the very target that enables rapid clearance and effective treatment without secondary complications
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 combination effectively treats drug overdoses and intoxications by rapidly sequestering and clearing toxic agents, reducing the need for repeated high doses of CNS active agents and minimizing secondary complications.
Implementation Method 1
the sequestration agent is a cucurbituril, a pillararene, a cyclodextrin or a calixarene
Data Source
AI summary
Described herein are i) sequestering agents and ii) central nervous system (CNS) active agents for the treatment of intoxication due to toxic agents such as drugs of abuse, and associated symptoms. Also disclosed herein, are a cucurbituril and naloxone for use in the treatment of opioid overdoses through sequestering and excretion of the bound molecule of interest through the urine. Also provided herein, are kits and methods of treatment of the disclosure.


