Evidence map›Paper›PMID 34832983›Full record

ReviewPharmaceuticals (Basel, Switzerland)2021

Cellulosic Polymers for Enhancing Drug Bioavailability in Ocular Drug Delivery Systems.

Bharti Gupta, Varsha Mishra, Sankalp Gharat, Munira Momin, Abdelwahab Omri

Open access · goldAbstract readReview
In one paragraph

Review in Pharmaceuticals (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
6.1field-weighted citation impact, top 2% of its field
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

39 citing papers in PubMed, 112 citations in OpenAlex.

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  15. Hydroxypropyl-Methylcellulose and GlicoProOphthalmology and therapy · 2025
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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

5 authors at 2 institutions in 2 countries.

Bharti GuptaDepartment of Pharmaceutics, SVKM's Dr. Bhanuben Nanavati College of Pharmacy, Vile Parle, Mumbai 400056, India.
Varsha MishraDepartment of Pharmaceutics, SVKM's Dr. Bhanuben Nanavati College of Pharmacy, Vile Parle, Mumbai 400056, India.ORCID 0000-0001-6871-9888
Sankalp GharatDepartment of Pharmaceutics, SVKM's Dr. Bhanuben Nanavati College of Pharmacy, Vile Parle, Mumbai 400056, India.
Munira MominDepartment of Pharmaceutics, SVKM's Dr. Bhanuben Nanavati College of Pharmacy, Vile Parle, Mumbai 400056, India.ORCID 0000-0001-5908-2627
Abdelwahab OmriThe Novel Drug and Vaccine Delivery System Facility, Department of Chemistry and Biochemistry, Laurentian University, Sandbury, ON P3E 2C6, Canada.ORCID 0000-0002-4093-5762
Shri Vile Parle Kelavani Mandal · INLaurentian University · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

One of the major impediments to drug development is low aqueous solubility and thus poor bioavailability, which leads to insufficient clinical utility. Around 70-80% of drugs in the discovery pipeline are suffering from poor aqueous solubility and poor bioavailability, which is a major challenge when one has to develop an ocular drug delivery system. The outer lipid layer, pre-corneal, dynamic, and static ocular barriers limit drug availability to the targeted ocular tissues. Biopharmaceutical Classification System (BCS) class II drugs with adequate permeability and limited or no aqueous solubility have been extensively studied for various polymer-based solubility enhancement approaches. The hydrophilic nature of cellulosic polymers and their tunable properties make them the polymers of choice in various solubility-enhancement techniques. This review focuses on various cellulose derivatives, specifically, their role, current status and novel modified cellulosic polymers for enhancing the bioavailability of BCS class II drugs in ocular drug delivery systems.

Indexed as

bioavailabilitycarboxymethyl celluloseethylcellulosehydroxyethyl cellulosehydroxypropyl methylcellulosemethylcelluloseocular drug delivery systemsolubilitysustained release

Identifiers

PMID34832983
PMCPMC8621906
OpenAlexW3217385275

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.