Mannitol Topical Formulation for Pain Relief
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Solution Overview
Problem
Current topical pain relievers often cause severe systemic side effects or unpleasant localized sensations, and there is a need for alternatives that are effective without these issues, especially for conditions involving cutaneous nerves.
Innovation Solution
A topical pain relief composition comprising mannitol, typically between 15 and 90% by weight, combined with excipients such as propylene glycol, isopropyl palmitate, and menthol, which facilitates transdermal delivery and absorption, providing pain relief without adverse effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If oral pain relievers are used, then pain relief is achieved, but severe systemic side effects occur
Solution Approach 1:
The patent applies local quality by formulating mannitol as a topical composition that delivers the active ingredient locally to the site of pain through the skin, rather than systemically through oral administration. This localized delivery mechanism reduces systemic absorption and associated side effects while maintaining effective pain relief at the application site.
2Reliability
If counterirritant topical pain relievers are used, then pain relief is achieved, but unpleasant localized sensations occur
Solution Approach 1:
The patent extracts the active pain-relief function from the counterirritant mechanism. By using mannitol as the active ingredient rather than counterirritants like capsaicin or menthol, the formulation provides pain relief through a different mechanism (osmotic action and anti-inflammatory effects) that does not produce unpleasant burning or cooling sensations, while still achieving effective pain management.
3Reliability
If topical NSAIDs are used, then pain relief is achieved, but absorption-related side effects occur
Solution Approach 1:
The patent employs mannitol, a sugar alcohol that is metabolized and excreted relatively quickly compared to NSAIDs, providing a shorter duration of action that reduces cumulative absorption-related toxicity. The composition allows for repeated application without the risk of severe systemic accumulation, effectively treating pain while minimizing long-term absorption-related side effects.
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 mannitol-based composition offers rapid and sustained pain relief lasting from two hours to 48 hours with minimal side effects, effectively treating various conditions involving cutaneous nerves, including neuropathic pain and autoimmune disorders.
Implementation Method 1
Mannitol is a sugar alcohol with the formula C6H8(OH)6. It reduces intracellular water retention and also has free radical scavenging properties. Mannitol's most common uses are related to its function as an osmotic diuretic
Implementation Method 2
A new route of administration for mannitol for the specific indication of pain is disclosed. The topical composition allows for transdermal delivery of mannitol.
Data Source
AI summary
Described herein are topical pain compositions comprising between 15 and 90% mannitol, for use in the treatment of pain, itch and other cutaneous nerve conditions. The resulting compositions may be in the form of creams, gels, lotions, ointments, foams, suppositories, and sprays.