Taggant Detection in Biological Samples for Compliance Monitoring
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Solution Overview
Problem
Current methods for tracking consumption of nutritional and pharmaceutical products are inefficient, costly, and cumbersome, particularly in clinical trials where compliance is a concern, as they require unique detection methods for each product.
Innovation Solution
The use of safe compounds, such as asparagusic acid, garlic extracts, and dimethylsulfoxide, which can be detected in biological samples or their metabolites, allowing for a single method to track consumption by mixing or applying them to products and analyzing biological samples for their presence or metabolites.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If unique detection methods are used for each product, then product identification accuracy is improved, but system complexity and cost increase
Solution Approach 1:
The patent applies universality by using a single detection method (mass spectrometry) that can detect multiple different taggants (various compounds like asparagusic acid, garlic extracts, dimethylsulfoxide). This allows one analytical technique to serve multiple product identification functions, reducing the need for multiple specialized detection systems while maintaining accurate product identification.
2Reliability
If multiple analytical techniques are used for each product, then detection reliability is improved, but cost and time consumption increase
Solution Approach 1:
The patent employs a universal detection approach where mass spectrometry serves as a single reliable technique capable of detecting multiple taggant compounds simultaneously. This eliminates the need for sequential application of multiple specialized techniques, maintaining detection reliability through the robustness of mass spectrometry while significantly reducing analysis time.
3Measurement precision
If taggants are added to track consumption, then compliance monitoring accuracy is improved, but safety risks may increase
Solution Approach 1:
The patent uses food-grade compounds as taggants that are safe for consumption and naturally metabolized by the body. These taggants act as temporary markers that serve their tracking function and then are eliminated through normal metabolic processes, posing no long-term safety risks while enabling accurate compliance monitoring through detection in biological samples.
Solution Approach 2:
The patent introduces safe food-grade compounds as intermediary substances that mediate between the pharmaceutical product and the detection system. These intermediary taggants can be reliably detected in biological samples to confirm consumption, while their food-grade status ensures they do not pose safety risks to subjects.
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
This approach enables accurate tracking of product consumption, reducing monetary losses and inefficiencies by confirming compliance through reliable detection in biological samples using techniques like gas chromatography-mass spectrometry and electronic nose analysis.
Implementation Method 1
head space gas chromatography-mass spectrometry
Implementation Method 2
gas chromatography-mass spectrometry
Implementation Method 3
electronic nose analysis
Data Source
AI summary
The method of confirming consumption of a tagged pharmaceutical or nutritional product includes the step of providing a subject with a pharmaceutical or nutritional product which has been tagged with a safe, for example, a plant-based, compound. These compounds may include asparagusic acid or a derivative thereof which is found in asparagus, garlic or an extract of garlic, or 1,8-cineole. Alternatively, the taggant may be dimethylsulfoxide. A subject may be provided with and instructed to consume the tagged product according to a defined protocol. A sample of bodily waste or other biological sample may be collected from the subject and analyzed for the presence of the tag or a metabolite thereof. This method may be used to confirm compliance with the protocol in clinical drug trials or nutritional studies.