Drug Absorption Flashcards
ADME

Routes by Which Solutes can Transverse Membrane

Drug Absorption and Distribution

Drug Characterisitics that Favor Diffusion

Acid

Base

Weak Acid/Base

Weak Acid/Base

Common Drug Acid/Base Functional Groups

Acids/Bases Vs. Pka’s

Examples of Weak Acids and Bases

Weak Acid and Permeability

Weak Base and Permeability



Henderson Hasselbach Equation

What are the most important determinants of moving accross the membrane?

Importance of Hydrophobicity for Drugs with Similar Pka Values

Transcapillary Movement

Blood Brain Barrier

Routes for Drug Administration and Elimination

IV vs. First Pass Effect

Why is first pass effect a challenge Clinically?

Oral Administration Advantages vs. Disadvantages and First pass Metabolism

Stomach, Small Intestine, Large Intestine

Sub-Buccal/Sub Lingual Absorption and Absorption Rates

Paraternal Administration (Lungs)

Paraternal Administration (Skin)

Intramuscular vs. Subcutaneous

Intravenous

Epidural

Intrathecal

Intraperitoneal

Routes vs. Time Administration with Cocaine

Thiopental a lipid soluble anasthetic

Major Determinants of Drug Absorption from the Gut

Placental Fetus/Milk/Uncharged Drugs

Volume of Distribution

Plasma Volume for Different Drugs

Low vs. High Vd

Drugs that Bind to Albumin

Bioavailability

Drug Metabolism

Two Phases of Drug Metabolism

Drugs and Phases

Overdose Toxicity and Acetominophen

Liver Cytochrome P450

Drugs and Age Considerations

Pharmacogenetics

pH and Resorbtion
