M4L2-DISPENSING LEC PART 1

George Urdang

• First person to study the

prescription of today

• The term prescription originated

from the two Latin words

“PRAE”

“______” meaning before

“SCIBE”

______meaning I write

Prescription

• An order for medication written by a

physician.

• It contains a specific medication and

dosage .

• It is written by a pharmacist in

pursuant to the telephone dictation

of the physician.

• A finished product, a drug or mixture

  of drugs compounded and dispensed

  by the pharmacist pursuant to the

  instructions of a prescriber.

• A formula written on a piece of

  paper called a prescription blank.

Nonprescription drugs

• Over-the-counter drugs

• Are pharmaceutical products or drug

preparations that can be dispensed even

without the written order of a validly

registered licensed physician, dentist or

veterinarian, for the use of consumers for

the prevention or symptomatic relief of

minor or self-limiting ailments

Example of OTC

• Biogesic for fever

• Solmux for cough

• Neozep for colds

• Gaviscon for hyperacidity

• Imodium for diarrhea

Prescription drugs

• Ethical or Legend drugs

• Are pharmaceutical products or drug

preparations that are to be dispensed

only upon written order of a validly

registered physician, dentist or

veterinarian for the management or

treatment of a condition or disease

EXAMPLES OF PRESCRIPTION DRUGS

• Lifezar for hypertension

• Glumet for diabetes

• Lipitor for hyperlipidemia

• Colchicine for gout

• Amoxil for bacterial infection

DANGEROUS DRUGS

• Are pharmaceutical products referring to

either prohibited or regulated drugs which

require a special prescription form usually

obtained from the Dangerous Drugs Board.

 List A Drugs

 Prohibited Drugs, Regulated Drugs

 List B Drugs

Prohibited Drugs

• include opium and its active components and

derivatives; coca leaf and its derivatives; hallucinogenic drugs; and other preparations containing physiological effects of a narcotic drug.

EXAMPLE OF PROHIBITED DRUGS

• Morphine

• Codeine

• Fentanyl

• Hydrocodone

• Pethidine

Regulated Drugs

include sedative-hypnotics and drugs which contain a salt derivative of a salt of an isomer of amphetamine

List B Drugs

drugs requiring strict precautions in their use; the prescriber must write clearly “List B” after the Rx symbol but before the generic name.

EXAMPLES OF LIST B DRUGS

• Amiodarone

• Clonazepam

• Dexamethasone

• Lithium carbonate

• Warfarin

CLASSIFICATIONS OF PRESCRIPTION

1. Based on the Number of

Ingredients

2. Compounded or Non-compounded

Prescription

3. New or Refill prescription

4. Generic or Controlled Prescription

Based on the Number of Ingredients

• Simple Prescription

• Compound Prescription

• Polypharmacal Prescription – shotgun Rx

Simple Prescription

A prescription containing a single ingredient only.

Compound Prescription

A prescription containing a two ingredients.

Polypharmacal Prescription

-Also called as a “shotgun”

prescription containing more

than two ingredients.

Compounded

Requires mixing of one or more ingredients including one or more active medicaments with one or more excipients, vehicles or other adjuncts to make the product

Distinct Portions of a Compounded Prescription:

Basis/Base

Adjuvant

Corrective or Corregent

Vehicle

Noncompounded

Prescription order which does not require mixing of two or more ingredients to obtain a finished product