An Insightful Study on SMEDDS Challenges and Potential Strategies

Year : 2025 | Volume : 13 | Special Issue 02 | Page : 311 334
    By

    Bhavani B,

  • B.V.S.S.Subhadra,

  • J.Divya Bhavani,

  • M.Surya Kiran,

  • M.Jyothsna,

  • P. Nookaratnam,

  • G.Venkataramana,

  1. Professor & Head of the Pharmacy, Department of Pharmaceutical Sciences and Technologies, Jawaharlal Nehru Technological University, Kakinada, Andhra Pradesh, India
  2. Student, Department of Pharmaceutical Sciences and Technologies, Jawaharlal Nehru Technological University, Kakinada, Andhra Pradesh, India
  3. Student, Department of Pharmaceutical Sciences and Technologies, Jawaharlal Nehru Technological University, Kakinada, Andhra Pradesh, India
  4. Student, Department of Pharmaceutical Sciences and Technologies, Jawaharlal Nehru Technological University, Kakinada, Andhra Pradesh, India
  5. Student, Department of Pharmaceutical Sciences and Technologies, Jawaharlal Nehru Technological University, Kakinada, Andhra Pradesh, India
  6. Student, Department of Pharmaceutical Sciences and Technologies, Jawaharlal Nehru Technological University, Kakinada, Andhra Pradesh, India
  7. Student, Department of Pharmaceutical Sciences and Technologies, Jawaharlal Nehru Technological University, Kakinada, Andhra Pradesh, India

Abstract

Self-microemulsifying drug delivery systems (SMEDDS) have gained attention as an effective approach to enhance the bioavailability of poorly water-soluble drugs. They are innovative lipid-based formulations designed to enhance the solubility, bioavailability, and therapeutic efficacy of poorly water-soluble drugs. The development of SMEDDS involves systematic selection of components based on solubility and emulsification efficiency, followed by optimization of ratios using pseudo-ternary phase diagrams. The resulting formulations are evaluated for droplet size, zeta potential, self-emulsification efficiency, and thermodynamic stability to ensure efficacy and reproducibility. SMEDDS can be conveniently encapsulated in soft or hard gelatin capsules, providing a patient-friendly oral delivery platform. Nevertheless, they are not without drawbacks, such as drug precipitation in vivo, challenges in formulation handling, restricted lymphatic absorption, absence of reliable in vitro prediction methods, and the oxidative degradation of unsaturated fatty acids. These issues limit the broader application. Incorporating polymers or precipitation inhibitors into lipid-based systems can help sustain drug supersaturation after dispersion, improving bioavailability and minimizing variability in drug exposure. Furthermore, converting liquid SMEDDS to solid form can alleviate problems related to handling and stability. The inclusion of medium-chain triglycerides (MCT) and antioxidants also helps counteract the oxidation of unsaturated fatty acids, addressing key limitations. SMEDDS represent a promising approach for overcoming the solubility and bioavailability challenges of lipophilic drugs, with potential applications in both pharmaceutical research and commercial drug development. Future advancements in component selection, nanotechnology integration, and personalized medicine are expected to further expand their utility in addressing unmet clinical needs. This review offers an in-depth exploration of SMEDDS challenges and proposes strategies to overcome them.

Keywords: Self-microemulsifying drug delivery systems, limitations, techniques, invivo studies, analytical techniques.

[This article belongs to Special Issue under section in Journal of Polymer and Composites (jopc)]

How to cite this article:
Bhavani B, B.V.S.S.Subhadra, J.Divya Bhavani, M.Surya Kiran, M.Jyothsna, P. Nookaratnam, G.Venkataramana. An Insightful Study on SMEDDS Challenges and Potential Strategies. Journal of Polymer and Composites. 2025; 13(02):311-334.
How to cite this URL:
Bhavani B, B.V.S.S.Subhadra, J.Divya Bhavani, M.Surya Kiran, M.Jyothsna, P. Nookaratnam, G.Venkataramana. An Insightful Study on SMEDDS Challenges and Potential Strategies. Journal of Polymer and Composites. 2025; 13(02):311-334. Available from: https://journals.stmjournals.com/jopc/article=2025/view=205077


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Special Issue Subscription Review Article
Volume 13
Special Issue 02
Received 05/12/2024
Accepted 16/01/2025
Published 29/01/2025
Publication Time 55 Days


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