PRESCRIPTION PRESCRIPTION WRITINGWRITING

PRESCRIPTION PRESCRIPTION WRITINGWRITING

PRESCRIPTIONS• Orders for medications, non-drug products,

and services that are written by a licensed medical practitioner and authorized to prescribe.

• Serve as vehicles for communication from the prescriber to the pharmacist about the needs of a patient.

• May be written, presented orally, or presented electronically to the pharmacist.

INFORMATION THAT SHOULD BE INCLUDED IN THE PRESCRIPTION• Patient information, including full name and address

• Date on which the prescription was issued

• Name and dosage form of the product – Name may be proprietary or brand, non-proprietary or

generic, and chemical

• Product strength – To reduce the chance of misinterpreting the prescription– If only one strength is available in the market or if the

product contains more than 1 active ingredient strength is not required

INFORMATION THAT SHOULD BE INCLUDED IN THE PRESCRIPTION• Quantity to be dispensed, including the amount, the

units of measure, duration of therapy– If the amount is not specified, the directions should

specify the dose to be taken and duration of therapy pharmacist calculates the quantity required for the patient

• Directions for the pharmacist for preparation or compounding and for labeling

• Directions for the patient– Includes explicit instructions on the quantity, schedule,

and duration for proper use. – “As Directed” should be avoided.

INFORMATION THAT SHOULD BE INCLUDED IN THE PRESCRIPTION• Refill information

– If refill is not supplied no refills are authorized– PRN or “as needed” refills are usually interpreted

as allowing for refills for one year.

• Prescriber information– Includes the name, office address, signature of the

prescriber, PRC license number, professional tax receipt (PTR) number, S2 number (for controlled substances)

MEDICATION ORDERS• Orders for medications by an individual authorized

to prescribe and are intended for use by patients in an institutional setting.

• May be written, presented orally, or presented electronically to the pharmacist.

• Contains: Patient information, date and time the order was written, name and dosage form of the product (includes product strength, dosage and route of administration), prescriber’s signature, directions for the pharmacist, and instructions for administration, including quantity, schedule, and duration of use.

MEDICATION ORDER

Date and Time

Doctor’s Order Remarks

11-09-102:30 pm

Ibuprofen (Advil) 200 mg 1 tablet P.O. every 8 hours as needed for pain. Apply warm compress on affected area for 15 mins. 3 times a day.

> Px complained of moderate pain on her left ankle; affected ankle has signs of inflammation.

YMLanuza, MD

Patient’s Name: ____________________ Ward: _____________Age: ___________ Sex: _____________ Bed No.: ___________Attending Physician: ___________________________________

PARTS OF A COMPLETE PRESCRIPTION

A. SUPERSCRIPTION• Patient’s name and complete address, age, and sex• Date on which the prescription was written• Symbol “Rx” which actually is the letter R with a

long tail and a bar that crosses such a tail; believed to be the sign for the “eye for the horns” which is an abbreviation for the latin word “recipe”, meaning “take thou”.

B. INSCRIPTION• Body of the prescription that contains the name of

the drug, dosage form, amount, and/or strength of the preparation.

If the prescription contains several ingredients –

a. Basic drug• The principal drug which gives the prescription its

chief action.

b. Adjuvant drug• Aids or increases the action of the basic drug.

c. Corrective drug• Modifies or corrects the undesirable effects of the

basic or adjuvant drug.

d. Vehicle• Used as a solvent of the solution to increase the

bulk or to dilute the mixture.

PARTS OF A COMPLETE PRESCRIPTION

C. SUBSCRIPTION– Contains the direction to the pharmacist.

D. SIGNATURA– Latin word “signa”, meaning mark or label– Consists of the physician’s direction to the patient.

E. PRESCRIBER’S INFORMATION– Consists of the physician’s complete name

followed by the initials M.D., signature above the printed name, PRC license number, PTR number, opium license number (S2) for regulated or prohibited drug.

YVONNE M. LANUZA, M.D.Rm. 102 Advent Business Center

Acacia St., Lahug, Cebu CityMaria Aguanta 13 Sept. 201025 years old, female#3 Mars Road, Sampaloc, Metro Manila

RxParacetamol 500 mg

(Tempra forte)tablet # 10

Sig.: Take one tablet every 4 hours as needed for fever.

(Sgd.)____________________________PRC # ______________________PTR # ______________________

Write a prescription for a 22-year-old male, weighing 52 k, who has pneumonia for whom you will prescribe Azithromycin 250 mg. The drug is given orally at a dose of 2 tablets once on the 1st day and 1 tablet once daily on the next 4 days. It is available in 250-mg tablets.

Write a prescription for a 58-year-old woman, single, who has bouts of “sleeplessness” for whom you will give Diazepam (Valium) 5 mg at a dose of 1 tablet once a day at bedtime for 5 days. The drug is available in 5-mg and 10-mg tablets.

Write a prescription for a 30-year-old male who has Tonsillitis for whom you will give Amoxicillin 500 mg-capsule at a dose of 1 capsule every 8 hours for 7 days. The drug is available in 250-mg and 500-mg strength.