The Effect of Acid pH Modifiers on the Release Characteristics of Weakly Basic Drug from Hydrophlilic–Lipophilic Matrices

Enteric polymers as acidifiers for the pH-independent sustained delivery of a weakly basic drug salt from coated pellets

(2011) Martin Körber et al.   EUROPEAN JOURNAL OF PHARMACEUTICS AND BIOPHARMACEUTICS

Critical factors in the release of drugs from sustained release hydrophilic matrices

(2011) Cristina Maderuelo et al.   JOURNAL OF CONTROLLED RELEASE

Monitoring of internal pH gradients within multi-layer tablets by optical methods and EPR imaging

(2010) Friederike Eisenächer et al.   INTERNATIONAL JOURNAL OF PHARMACEUTICS

Effects of drug solubility on the release kinetics of water soluble and insoluble drugs from HPMC based matrix formulations

(2009) Santanu Chakraborty et al.   ACTA PHARMACEUTICA

Soluble filler as a dissolution profile modulator for slightly soluble drugs in matrix tablets

(2009) Kateřina Dvořáčková et al.   DRUG DEVELOPMENT AND INDUSTRIAL PHARMACY

Strategies to Overcome pH-Dependent Solubility of Weakly Basic Drugs by Using Different Types of Alginates

(2008) S. Gutsche et al.   DRUG DEVELOPMENT AND INDUSTRIAL PHARMACY

Extended release of a large amount of highly water-soluble diltiazem hydrochloride by utilizing counter polymer in polyethylene oxides (PEO)/polyethylene glycol (PEG) matrix tablets

(2008) Hiroyuki Kojima et al.   EUROPEAN JOURNAL OF PHARMACEUTICS AND BIOPHARMACEUTICS