Biopharmaceutics
Absorption: Movement or transfer of drug from its site of administration to systemic circulation
B. Physiological Factors
1.Route of administration
2.Membrane physiology
3, Age
4. Gastric emptyting time
5. Intestinal transit time
C. Pharmaceutical factors
Disintegration time
Manufacturing variables
compression force
Excipients
Nature and type of dosage form
Reference: D. M. Bramanhankar and S. B. Jaiswal ,Biopharmaceutics and Pharmacokinetics A Treatise, Delhi, Vallabh Prakashan,2010
