PLGA in situ implants formed by phase inversion: Critical physicochemical parameters to modulate drug release

M Parent, C Nouvel, M Koerber, A Sapin… - Journal of controlled …, 2013 - Elsevier
In situ forming implants (ISI) based on phase separation by solvent exchange represent an
attractive alternative to conventional preformed implants and microparticles for parenteral …

Drug release from in situ forming implants and advances in release testing

X Wang, DJ Burgess - Advanced Drug Delivery Reviews, 2021 - Elsevier
In situ forming implants, defined as liquid formulations that generate solid or semisolid
depots following administration, have shown a range of advantages in drug delivery. This …

Ultra-long-acting tunable biodegradable and removable controlled release implants for drug delivery

SR Benhabbour, M Kovarova, C Jones… - Nature …, 2019 - nature.com
Here we report an ultra-long-acting tunable, biodegradable, and removable polymer-based
delivery system that offers sustained drug delivery for up to one year for HIV treatment or …

Challenges and Complications of Poly(lactic-co-glycolic acid)-Based Long-Acting Drug Product Development

YW Lim, WS Tan, KL Ho, AR Mariatulqabtiah… - Pharmaceutics, 2022 - mdpi.com
Poly (lactic-co-glycolic acid)(PLGA) is one of the preferred polymeric inactive ingredients for
long-acting parenteral drug products that are constituted of complex formulations. Despite …

Understanding the burst release phenomenon: Toward designing effective nanoparticulate drug-delivery systems

S Bhattacharjee - Therapeutic Delivery, 2021 - Taylor & Francis
Burst release of encapsulated drug with release of a significant fraction of payload into
release medium within a short period, both in vitro and in vivo, remains a challenge for …

Solvent induced phase inversion-based in situ forming controlled release drug delivery implants

RRS Thakur, HL McMillan, DS Jones - Journal of Controlled Release, 2014 - Elsevier
In situ forming (ISF) drug delivery implants have gained tremendous levels of interest over
the last few decades. This is due to their wide range of biomedical applications such as in …

Ultra-long-acting in-situ forming implants with cabotegravir protect female macaques against rectal SHIV infection

IC Young, I Massud, ML Cottrell, R Shrivastava… - Nature …, 2023 - nature.com
Ultra-long-acting delivery platforms for HIV pre-exposure prophylaxis (PrEP) may increase
adherence and maximize public health benefit. We report on an injectable, biodegradable …

Effect of injection site on in situ implant formation and drug release in vivo

RB Patel, L Solorio, H Wu, T Krupka… - Journal of controlled …, 2010 - Elsevier
In situ forming drug delivery implants offer an attractive alternative to pre-formed implant
devices for local drug delivery due to their ability to deliver fragile drugs, simple …

A long-acting formulation of rifabutin is effective for prevention and treatment of Mycobacterium tuberculosis

M Kim, CE Johnson, AA Schmalstig, A Annis… - Nature …, 2022 - nature.com
Tuberculosis (TB) is a communicable disease caused by Mycobacterium tuberculosis (Mtb)
and is a major cause of morbidity and mortality. Successful treatment requires strict …

Effects of drug physicochemical properties on in-situ forming implant polymer degradation and drug release kinetics

JB Joiner, A Prasher, IC Young, J Kim, R Shrivastava… - Pharmaceutics, 2022 - mdpi.com
In-situ forming implants (ISFIs) represent a simple, tunable, and biodegradable polymer-
based platform for long-acting drug delivery. However, drugs with different physicochemical …