Pharmacology
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Pharmacology. The study of drugs Or the good, the bad, and the ugly. Terminology. Pharmacology : Pharmacologist : Pharmacodynamics :. Pharmacokinetics: Pharmacotherapeutics : Toxicology :. PRN q4h Stat pc BID ac po QID. hs TID qIh New ones SC IM IV.

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Pharmacology

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Pharmacology

The study of drugs

Or the good, the bad, and the ugly


Terminology

Pharmacology:

Pharmacologist:

Pharmacodynamics:


Pharmacokinetics:

Pharmacotherapeutics:

Toxicology:


PRN

q4h

Stat

pc

BID

ac

po

QID

hs

TID

qIh

New ones

SC

IM

IV

Commonly used abbreviationsOr how much do you remember?


Sources of Drugs: Plants

Original source of many medications

  • Digitoxin (Digitalis) Foxglove:

  • Quinine (Cinchona Tree)

  • Tamoxifin (Yew Trees)

  • Acetylsalicylic acid or ASA


Animal source

  • Glandular:


Animal Sources

  • Oil

  • Antitoxins


Minerals


Bacteria and Mold

  • Antibiotics

  • Vaccines

  • Escherichia coli


Pharmacodynamics: Mechanism of action of the drug in the body


In simpler terms

You are in pain

You take Advil

Mechanism of action

Pharmacodynamics:


Pharmacodynamics of alcohol


Okay lets get serious, sorry

Pharmacokinetics looks at (there are four)


Routes of administration


Absorption: how does the drug get into the body

Orally:


Inhalation: Mucus membranes of nasal or oral or in the lungs


Sublingual:


Injections


Transdermal: & Topical:

Transdermal

Topical


Rectal & Vaginal (very vascular)

No picture use your imagination


Metabolism


Metabolism

  • If most drugs are metabolize

  • In people with impaired liver or kidney (excretion) function

  • Metabolism can also be effected


Distribution

  • How is it transported?

  • What is the usual means of transportation of products in the body?

  • How fast will it get to the target cells?

  • Which is faster IM injection, IV, or oral?

  • Why?


Distribution

  • Also looks at how long the drug takes to reach peak plasma levels


Excretion: okay so we put it in now we need to get it out


Elimination

  • Methods of elimination include


Pharmacotherapeutics

  • Clinical Pharmacology


Drug Classification

  • Pharmacologic Activity:

  • Generic Name:

  • Trade Name:


Pharmacotherapeutics: Indications


Drug Therapy Indications

  • Acute

  • Empirical:

  • Maintenance:


Drug Therapy Indications

  • Palliative:

  • Prophylactic:

  • Replacement:


Drug Therapy Indications

  • Supportive:

  • Supplemental:


Types of Medicines

OTC: (Over the counter)

Alternative Remedies:

Prescription Rx

Prescription controlled substance:


Side Effects vs Adverse Effects

  • A Side Effect:


Nausea Side Effect


Adverse Effect

  • Adverse effect:


Adverse Drug Reaction


Drug Interactions

Potentiate: (works better)

Negate:

Synergistic:


Rights of assisting with medication

  • Right

  • Right

  • Right

  • Right

  • Right

  • Right

  • Right


Information on a Prescription Label

  • Pharmacy name

  • File number

  • Client’s name

  • DIN (drug identification number from manufacture)

  • Drug name, dose, frequency, route

  • Number of refills

  • Physician’s name

  • Expiration date

  • Date filled


Metro Pharmacy905-823-4900Tues. April 14, 2009Refills: 0

  • Farquharson, Taylor

  • Clarithromycin 250mg

  • Brand: Apo-Clarithromycin 250mg

  • 20 Tabs APX

  • Tab 1 BID ac meals

  • Dr. Wahba , Rasha

  • This medicine may be taken with or without food

  • Important: Finish all this medication unless otherwise directed by Prescriber


Find a prescription medication

List the following information

Indication

Absorption

Distribution (Dosing schedule)

Warnings

Possible S/E or Adverse effects

Instructions

Assignment: Please hand in


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