Sökning: "hydrophilic matrix tablets"
Hittade 3 avhandlingar innehållade orden hydrophilic matrix tablets.
1. Investigation of the functionality related characteristics of hydroxypropyl methylcellulose for the release from matrix tablets
Sammanfattning : Hydrophilic matrix tablets are a compressed well mixed composite of drug substance and excipients including a hydrophilic polymer. When the tablet comes in contact with biological fluids, the hydrophilic polymer starts to dissolve, a process that decreases the water penetration through the tablet and involves dimensional changes of the tablet due to swelling of the solvated polymers. LÄS MER
2. Biopharmaceutical aspects of extended release tablets based on the hydrophilic matrix principle
Sammanfattning : .... LÄS MER
3. Design of solid dosage forms for mucosal vaccination - Investigations on the influence of excipients on product performance
Sammanfattning : Most vaccines today are liquid formulations for parental administration. However, there are several drawbacks connected to these vaccines. Since injectable vaccines only induce systemic antibody responses, they are not effective against the various pathogens that affect mucosal surfaces with poor permeability for serum-derived antibodies, e.g. LÄS MER