Evidence map›Paper›PMID 39390835›Full record

ReviewCurrent pharmaceutical design2025

A Comprehensive Review of Challenges in Oral Drug Delivery Systems and Recent Advancements in Innovative Design Strategies.

Ying Hui Loke, Achuth Jayakrishnan, Muhammad Redza Fahmi Mod Razif, Kar Ming Yee, Phei Er Kee, Bey Hing Goh, A B M Helal Uddin, Vijayakumar Lakshminarayanan, Kai Bin Liew

Abstract readReview
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In one paragraph

Review in Current pharmaceutical design, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Review
  2. Article
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  4. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Ying Hui LokeFaculty of Pharmacy, University of Cyberjaya, Persiaran Bestari, Cyberjaya 63000, Selangor, Malaysia.
Achuth JayakrishnanDepartment of Microbiology, Hindusthan College of Arts and Science, Coimbatore 641028, Tamil Nadu, India.
Muhammad Redza Fahmi Mod RazifFaculty of Pharmacy, University of Cyberjaya, Persiaran Bestari, Cyberjaya 63000, Selangor, Malaysia.
Kar Ming YeeFaculty of Pharmacy, University of Cyberjaya, Persiaran Bestari, Cyberjaya 63000, Selangor, Malaysia.
Phei Er KeeBiorefinery and Bioprocessing Engineering Laboratory, Department of Chemical Engineering and Materials Science, Yuan Ze University, Chungli, Taoyuan 320, Taiwan.
Bey Hing GohDepartment of Biological Sciences, School of Medical and Life Sciences, Sunway University, Petaling Jaya, Malaysia.
A B M Helal UddinFaculty of Pharmacy, International Islamic University Malaysia, Bandar Indera Mahkota, Kuantan, Pahang, Malaysia.
Vijayakumar LakshminarayananDepartment of Pharmaceutical Technology, Hindusthan Institute of Technology, Coimbatore 641032, Tamil Nadu, India.
Kai Bin LiewFaculty of Pharmacy, University of Cyberjaya, Persiaran Bestari, Cyberjaya 63000, Selangor, Malaysia.

Funding

Ministry of Higher Education Malaysia (MOHE) under Fundamental Research Grant Scheme (FRGS) FRGS/1/2021/SKK0/UOC/02/2
6 · The paper itself

Abstract

The oral route of drug administration is often preferred by patients and healthcare providers due to its convenience, ease of use, non-invasiveness, and patient acceptance. However, traditional oral dosage forms have several limitations, including low bioavailability, limited drug loading capacity, and stability and storage issues, particularly with solutions and suspensions. Over the years, researchers have dedicated considerable effort to developing novel oral drug delivery systems to overcome these limitations. This review discusses various challenges associated with oral drug delivery systems, including biological, pharmaceutical, and physicochemical barriers. It also explores common delivery approaches, such as gastroretentive drug delivery, small intestine drug delivery, and colon-targeting drug delivery systems. Additionally, numerous strategies aimed at improving oral drug delivery efficiency are reviewed, including solid dispersion, absorption enhancers, lipidbased formulations, nanoparticles, polymer-based nanocarriers, liposomal formulations, microencapsulation, and micellar formulations. Furthermore, innovative approaches like orally disintegrating tablets (ODT), orally disintegrating films (ODF), layered tablets, micro particulates, self-nano emulsifying formulations (SNEF), and controlled release dosage forms are explored for their potential in enhancing oral drug delivery efficiency and promoting patients' compliance. Overall, this review highlights significant progress in addressing challenges in the pharmaceutical industry and clinical settings, offering novel approaches for the development of effective oral drug delivery systems.

Indexed as

Drug Delivery SystemsDrug DesignAdministration, OralBiological AvailabilityHumansPharmaceutical PreparationsPharmaceutical Preparationsdrug delivery.nanotechnologiesoral dosage formsOral drug deliveryorally disintegrating filmsorally disintegrating tablets

Identifiers

What OpenQuestion holds

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Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.