Basics of Drug Administration Flashcards
The study of the effect of drugs on living organisms.
Pharmacology
Etymology of pharmacology in Greek:
pharmakon - “drugs”
logos - “science”
The art of preparing, compounding, and dispensing drugs; the place where drugs are prepared and dispensed.
Pharmacy
Any chemical substance intended for use in the medical diagnosis, cure, treatment, or prevention of
disease; also known as “medicine”,
“medication”, or “medicament”.
Pharmaceutical Drug
Sources of drugs:
- Natural sources
- Synthetics
Examples of drugs from natural sources:
- Opium
- Digitalis,
- Iron
- NaCl
- Insulin
- Vaccines
Examples of synthetic drugs:
- Propoxyphene HCl
- Sulfonamides
Drug Classifications:
- Over-the-counter Drugs (OTC Drugs)
- Prescription-only-medicine Drugs
(POM Drugs) - Behind-the-counter Drugs (BTC
Drugs)
May be available without special
restrictions.
Over-the-counter Drugs (OTC Drugs)
Must be prescribed by a licensed medical practitioner.
Prescription-only-medicine Drugs
(POM Drugs)
Do not require a prescription, but must be kept in the dispensary, not
visible to the public, and only sold by a pharmacist or a pharmacy technician.
Behind-the-counter Drugs (BTC
Drugs)
Descriptive patient information (name, age, address), date prescribed, Rx symbol.
Superscription
Name and dosage strength of
prescribed medication.
Inscription
Dispensing instructions for the pharmacist.
Subscription
Directions for the client.
Signatura
Doctor’s signature
Prescriber’s signature
Describes the drugs molecular structure and identifies its chemical structure (e.g., N-acetyl-parra-aaminophenol).
Chemical name
Drug’s official name (e.g., Acetaminophen).
Generic name
Name given by the drug manufacturer (e.g., Tylenol).
Trade name
Drug effects:
- Therapeutic effect
- Local drug effect
- Systemic drug effect
The main reason why the drug is prescribed; also known as “desired effect””, “intended
effects”, “primary effects”; however, it is always accompanied with an unlikely effect.
Therapeutic effect
Point of contact and generally does not affect tissues in other areas.
Local drug effect
Drug affects the different body systems.
Systemic drug effect
Kinds of therapeutic benefit:
- Palliative
- Curative
- Restorative
- Supportive
- Substitutive