Which is the major process of absorption for more than 90% of drugs?(a) Facilitated diffusion(b) Active transport(c) Endocytosis(d) Passive diffusionI had been asked this question during an interview.My question is based upon Mechanisms of Drug Absorption in section Absorption of Drugs of Drug Biotechnology

Which is the major process of absorption for more than 90% of drugs?(a

1.	Which is the major process of absorption for more than 90% of drugs?(a) Facilitated diffusion(b) Active transport(c) Endocytosis(d) Passive diffusionI had been asked this question during an interview.My question is based upon Mechanisms of Drug Absorption in section Absorption of Drugs of Drug Biotechnology
Answer» Right answer is (d) PASSIVE diffusion The EXPLANATION: Passive diffusion is also known as non-ionic diffusion. It is the major PROCESS through which 90% of the drugs get absorbed. The driving force for passive diffusion is the CONCENTRATION gradient and ELECTROCHEMICAL gradient.

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