Food effects on oral drug absorption: application of physiologically-based pharmacokinetic modeling as a predictive tool

L Cheng, H Wong - Pharmaceutics, 2020 - mdpi.com
… is triggered by food consumption (Figure 2). … gastric and intestinal system can impact oral
drug absorption, including fluctuations in the gastrointestinal pH, an increased gastrointestinal

[HTML][HTML] Impact of gastrointestinal tract variability on oral drug absorption and pharmacokinetics: An UNGAP review

Z Vinarov, M Abdallah, JAG Agundez… - European Journal of …, 2021 - Elsevier
… -dependent), drug and formulation properties, or food-drug interactions. Clinical evidence …
drug pharmacokinetic variability is mounting: eg gastric pH and emptying time, small intestinal

Application of physiologically‐based pharmacokinetic modeling to predict gastric pH‐dependent drugdrug interactions for Weak Base drugs

Z Dong, J Li, F Wu, P Zhao, SC Lee… - CPT …, 2020 - Wiley Online Library
… of food on various elements in drug absorption, including change in stomach pH and gastric
… the performance of PBPK models to correctly predict the lack of pH-dependent DDI potential …

[HTML][HTML] Impact of regional differences along the gastrointestinal tract of healthy adults on oral drug absorption: An UNGAP review

M Vertzoni, P Augustijns, M Grimm, M Koziolek… - European journal of …, 2019 - Elsevier
… of food to the stomach, the proximal part of the stomach or … the stomach, for efficient digestion
by other enzymes, the pH … the complete digestion of the meal during a single transit period. …

Impact of gastrointestinal disease states on oral drug absorption–implications for formulation design–a PEARRL review

A Effinger, CM O'Driscoll, M McAllister… - Journal of Pharmacy …, 2019 - academic.oup.com
… characteristics of GI fluids such as bile salt concentrations, pH and osmolality can affect the
… [34] After the intake of a meal, the colonic motility in patients with UC in remission was similar …

[HTML][HTML] Impact of gastrointestinal physiology on drug absorption in special populations––An UNGAP review

C Stillhart, K Vučićević, P Augustijns, AW Basit… - European Journal of …, 2020 - Elsevier
medication. This review provides an overview of GI tract properties in special populations
compared to healthy adults and discusses how drug absorption is affected by these conditions. …

Variations in gastrointestinal lipases, pH and bile acid levels with food intake, age and diseases: Possible impact on oral lipid-based drug delivery systems

S Amara, C Bourlieu, L Humbert, D Rainteau… - Advanced Drug Delivery …, 2019 - Elsevier
… Here we present a review of some in vivo data on digestive lipases, gastric and intestinal
pH, and BA levels that are already available for humans at various ages and patients with …

[HTML][HTML] Current challenges and future perspectives in oral absorption research: An opinion of the UNGAP network

Z Vinarov, B Abrahamsson, P Artursson… - Advanced Drug Delivery …, 2021 - Elsevier
… critical to oral drug absorption. … oral absorption landscape: (1) specific patient populations,
(2) regional differences in the gastrointestinal tract, (3) advanced formulations and (4) food

Use of physiologically based pharmacokinetic (PBPK) modeling for predicting drug-food interactions: an industry perspective

AE Riedmaier, K DeMent, J Huckle, P Bransford… - The AAPS journal, 2020 - Springer
… fasted conditions or taken with a meal to maximize drug absorption. … Models predicted
either no food effect or negative food effect, depending on the software used and the stomach pH

Crosstalk of physiological pH and chemical pKa under the umbrella of physiologically based pharmacokinetic modeling of drug absorption, distribution, metabolism …

L Gaohua, X Miao, L Dou - Expert opinion on drug metabolism & …, 2021 - Taylor & Francis
Food intake stimulates GI secretions including hormones … lower gastric pH, delay stomach
emptying and increase GI transit … stomach pH within minutes to hours, diet itself can change GI