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Lecture One (Routes)
Routes of Administration
15
Pharmacology
Graduate
01/16/2015

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Cards

Term
Drug Substance: Physiochemical Properties
- Particle Size
Definition
Physiologic Factors & Pt Characteristics
- Gastric Emptying time
Term
Drug Substance: Physiochem Properties
- Crystalline or amorphous form
Definition
Physiologic Factors & Pt Characteristics
- Intestinal Transit Time
Term
DS: Physiochem Props
- Lipid/ Water solubility
Definition
PF & PC
Gastrointestinal abnormality/pathologic condtion
Term
Hydration
Definition
Gastric contents
Term
Salt form
Definition
food
Term
pH and pKa
Definition
fluid
Term
Dosage form chars:
Disintegration rate
Definition
drug metabolism (gut and first pass)
Term
Dissolution rate
Definition
drug metabolism (gut and first pass)
Term
Product age and storage
Definition
drug metabolism (gut and first pass)
Term
Pharmaceutical Excipients
Definition
An excipient is a natural or synthetic substance formulated alongside the active ingredient of a medication, :1 included for the purpose of bulking-up formulations
Term
Types of pharmaceutical Excipients
Definition
Filler, binders, coatings, lubricants, surface active agents, disintegrating agents
Term
Pulmonary Route of Administration
Definition
Fast absorption, bypassing the liver.
Drugs reach left atrium, ventricle and general circulation.
Used for: bronchial diseases, antibiotics, mucolytic, beta-adrenergic mimetic, muscarinic receptor agonists.
Term
Advantages for Pulmonary
Definition
Advantages: avoid intestinal and hepatic first-pass metabolism, fast absorption and to treat pulmonary diseases. Could be used for drugs like heparin and insulin.
Term
Disadvantages for Pulmonary
Definition
Large variability in dose delivery to alveoli, large variability in patient techniques for device utilization, narrow particle size distribution required for optimal therapeutic effect, anatomical barriers to reaching alveoli.
Term
Angles of Injections
Definition
Intradermal: 10-15 degree angle
SubQ: 45 degree angle
Intramuscular: 90 degree angle
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