Drug Names, Drug Compendia. Prescription Writing

Question 1

Generic Name

Answer 1

International Name

Ex: Diazepam, Acetyl Salicyclic Acid

Question 2

Trade Name

Answer 2

Registered and protected for certain period
Manufacturing ‘know how’ also protected

Ex: Aspirin, Valium

Merck Index: compound names, chemical structures, physical and biological activity and properties.

Question 3

Chemical Name

Answer 3

Structure of compound

Question 4

Drug Compendia

Answer 4

Contains authoritative info and composition of drugs
Published ever 5-6 year
Revised by doctors, pharmacists, other scientists
Protects doctors against ads from companies

Hungarian Pharmacopoea
US Pharmacopoea
National Formulary

Question 5

Prescription Writing

Answer 5

Differs from country to country
Written order from doctor to pharmacist
Doctor should keep a copy for the archive

Date 
Name, address, age of patient
'R' or 'Rp': 'take' in latin
Name and dosage/ strength of drug
Directions to pharmacist 
Directions to patients to increase compliance
Refill info (if at all)
Signature, Name, Registry # of doctor. Address, Stamp!

Question 6

Drug Compunded

Answer 6

In small % of cases the drug can be compounded by the pharmacist

Medicolegal document should be legible and in ink

Drug formulation can contain
   Active ingredients
   Vehicles
   Adjuvants
   Others; ex taste correctors

Question 7

Controlles Substances: Schedule

Answer 7

1: Hallucinogens, some opiates
Currently no accepted medical use
Examples: LSD, Ecstasy, Heroin

2: Drugs with high abuse potential
Ex: Amphetamines, some barbiturates
Oxycodone, fentanyl

3: Depressants; low physical but high psychological dep
Ex: Some barbiturates, certain amphetamine combos
Ketamine, Testosterone

4: Limited dependence, mild CNS depressants
Ex: Paraldehyde, long acting barbiturates
Xanax, Valium

5: Moderate amounts of certain opiates for antidiarrhoeal antitussive purpose
Ex: Codeine

Question 8

Precompounded Drugs

Answer 8

Single agent or combo of different ingredients

Generic: Diazepam
Generic and Manufacturer: Diazepam Tablets (Roche)
Trade Name: Valium