A multi-layer drug-in-adhesive transdermal patch is a transdermal delivery system where multiple layers are utilized to achieve specific therapeutic goals. Developing multi-layer drug-in-adhesive transdermal patches requires expertise in formulation science, adhesive technology, controlled release mechanisms, manufacturing processes, analytical methods, and regulatory affairs. With expertise in formulation science, adhesive technology, and controlled release mechanisms, CD Formulation provides cutting-edge development services for multi-layer drug-in-adhesive transdermal patches.
Fig.1 Multilayer drug in adhesive. (Disha A Deulkar, et al. 2024)
Multilayer drug-containing adhesive patches bear resemblance to monolayer systems. Multilayer medicated adhesive patches contain multiple drug layers, each containing a different drug or different concentrations of the same drug. Each drug layer may have its release rate or mechanism, allowing for controlled delivery of multiple drugs or varied release profiles. Adhesive Layers between the drug layers and the backing layer that adhere the patch to the skin, these layers may also serve as reservoirs for the drugs and control the rate of drug release.
Fig.2 Advantages of Multi-Layer Drug-In-Adhesive Transdermal Patch (CD Formulation)
We can develop formulations for each drug layer, optimizing drug solubility, release kinetics, and interactions between layers.
Design the patch with multiple layers, each containing a specific drug or drug combination with tailored release profiles.
Employ manufacturing techniques like solvent casting, hot melt coating, or extrusion to accurately layer drug formulations and adhesives onto the backing material.
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Conventional Characterization |
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Instrument Platform |
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Our company has developed advanced adhesive technologies that ensure optimal skin adhesion and compatibility with drug formulations. This is crucial for maintaining patch integrity and enhancing drug delivery efficiency.
We have experience in integrating advanced controlled release mechanisms such as membranes, microspheres, or nanostructures within the patch. This allows for precise modulation of drug release rates from each layer.
Technology: Technology for multi-layer drug-in-adhesive transdermal patch development
Journal: GSC Advanced Research and Reviews
IF: 7.64
Published: 2024
Results: Multilayer drug-containing adhesive patches are similar to monolayer systems in that both layers contribute to drug release. However, their distinction lies in the inclusion of an extra layer of drug adhesive, often separated by a membrane (although not universally present). These multilayer patches find application in delivering pain medication, aiding smoking cessation, and hormone therapy, providing a useful method for prolonged drug release.
Multi-layer drug-in-adhesive transdermal patches represent a sophisticated approach to transdermal drug delivery. Compared with single-layer patches, multi-layer drug-adhesive transdermal patches have unique advantages in drug-controlled release, targeted delivery, and personalized design, and can form differentiated competitive advantages in the market. We have deep technical reserves and innovation capabilities in the multi-layer drug-adhesive transdermal patches. If you have any needs, please feel free to contact us, and our colleagues will contact you within three working days.
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