Lipid-Based Tablet Granules via Carbohydrate Sorbent Adsorption
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Solution Overview
Problem
Current lipid-based drug delivery systems are primarily formulated as pre-concentrates in liquid or gel capsule forms, limiting their application and requiring a solid, directly compressible tablet dosage form for broader use.
Innovation Solution
Development of tablet dosage forms comprising granules with a pre-concentrate including a drug with a log P of -3 to 10, a lipid component, and a carbohydrate sorbent particle, allowing for effective drug release and production via high-speed tableting techniques.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If lipid-based drug delivery systems are formulated as pre-concentrates in liquid or gel capsule forms, then the drug delivery effectiveness is maintained, but the application scope is limited and manufacturing complexity increases
Solution Approach 1:
The patent transforms the physical state parameter of the pre-concentrate from liquid/gel to solid form by adsorbing it onto carbohydrate sorbent particles. This parameter change enables the formulation to be processed as a powder and compressed into tablets, thereby expanding application scope while simplifying manufacturing processes.
Solution Approach 2:
The patent creates a composite material system consisting of the pre-concentrate (drug + lipid component) adsorbed onto carbohydrate sorbent particles. This composite structure combines the drug delivery benefits of lipid-based systems with the processing advantages of solid particulate materials, resolving the contradiction between effectiveness and versatility.
2Productivity
If lipid-based drug delivery systems are converted to solid tablet form, then manufacturing ease and productivity are improved, but the formulation complexity increases
Solution Approach 1:
The carbohydrate sorbent particles act as an intermediary carrier that enables the liquid pre-concentrate to be handled as a solid powder. This intermediary allows standard tablet compression equipment to process lipid-based formulations without requiring complex modification to the manufacturing line, thereby improving productivity despite the added formulation step.
Solution Approach 2:
The pre-concentrate is prepared and adsorbed onto the carbohydrate sorbent particles in advance, creating a free-flowing powder mixture that is ready for direct compression. This preliminary action of converting the liquid to a processable solid form before tableting simplifies the overall manufacturing process and improves efficiency.
3Ease of manufacture
If a solid directly compressible tablet form is developed, then ease of manufacture and scalability are improved, but the formulation development complexity increases
Solution Approach 1:
The patent changes the physical state parameter from liquid to solid through adsorption onto carbohydrate sorbent, enabling direct compression tableting. This parameter change allows the use of simple, well-established tablet compression equipment and processes, greatly improving ease of manufacture and scalability despite the additional formulation step.
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 tablet dosage form enables efficient drug release and scalable production, enhancing the application of lipid-based drug delivery systems by providing a solid, compressible form that maintains the benefits of lipid-based delivery.
Implementation Method 1
adsorbing the pre-concentrate onto a plurality of carbohydrate sorbent particles
Data Source
AI summary
Disclosed are tablet dosage forms and methods for formulating and delivering drugs via lipid-based drug delivery systems. An example tablet dosage form includes a plurality of granules, each granule comprising a pre-concentrate and a carbohydrate sorbent particle, where the pre-concentrate includes a drug having a log P of about −3 to about 10 and a lipid component The disclosed tablet dosage forms can be manufactured through high speed tableting methods with advantageous properties such as high drug release and low friability.