Transcript ISHIK UNIVERSITY FACULTY OF DENTISTRY

PRESCRIPTION
WRITING
Oral Pharmacology –Fall 2016
Pharmacist (M.Sc.)
Esra Tariq Bayrakdar
Prescription Writing
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Prescription is an order for medication written/issued by a
physician, dentist or other registered medical practitioner and
itis a part of the professional relationship among the
physician, pharmacist and patient.
Elements of the Prescription
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Name and address of the prescriber
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Patient’s name, age, sex, addressand date
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Superscription: It consists of Latinsymbol Rx meaning take thau or you
take.
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Inscription: It is the principal part or body of the prescription which
specify the medication, its strength,the dosage and direction for use by
the patients.
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Subscription: This part of prescription consists of directions to the
pharmacist for dispensing or preparing the prescription.
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Signatura: The word, usually abbreviated sigma or sig means mark thou.
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Prescriber’s signature and registra-tion number: This part consists
of prescriber signature and registration number of respective medical or
dental council which is also required as per law by every country.
Drug Prescribing in Dental
Practice
■ Nature and course of disease
■ Basis for choosing a dosage form
■ Pharmacological actions and toxicity of drug
■ Possible interactions, in case of multiple drug therapy
■ Ways and means of assessing the efficiency and toxicity of drug
used
– Cost
– How
– Updates
– Combination of drugs
Drug Prescribing in Dental
Practice
■ Dosage form
■
Indicate the dose to administered clearly
■ Specify frequency and manner of administration as well as
duration of therapy
■ In several kinds of mouth diseases ( infections , inflammation,
ache) antibacterial drugs are used + antifungals ……. 3 times
daily + Analgesics (as needed)
■
Ex.
■ Amoxicilline 500 mg capsule is used 3 times daily (every 8 hr)
( 1x3)…. Antibacterial
■ Metronidazole 500mg tablet (1x3)… Antifungal
■ Paracetamol 500 mg tablet (1x3) three times daily OR when
needed …. Pain killer
■ For each drug you should mention how it should be used by the
patient.
■ Before meals, After meals, With meals.
■ Take each tablet with enough amount of water.
■ Daily Doses:
1x1 : One tablet every 24 hours
1x2 : One tablet every 12 hours
1x3 : One tablet every 8 hours
2x1 : Two tablets every 24 hour
2x2 : Two tablets every 12 hours
■ For infectious diseases of mouth usually used antibacterials:
■ Amoxicilline , Amoxiclave , Azithromycin, Cefepime.
*If there is allergy to penicillin don’t use amoxicilline, amoxiclave,
ampicillin, and other pencillin group drugs.
■ For Pain management using analgesic drugs for different
cases that can be managed.
*(ibuprofen, aspirin, paracetamol, mefenemic acid (ponstan),
Naproxen, Diclofenac Na, Diclofenac K⁺) tablets.
■ Avoid using antiplatelet drugs for patients have risk of
bleeding …
■ Avoid using some analgesic drugs that contain salt for
hypertensive patients…Ex. Voltaren (contains Na)
■ Analgesic drugs are used according to the doctor`s
prescription as needed for the patient. (On need=O.N)
■ Analgesics are also antienflammatory agents that are also
used to reduce inflammatory cases.
Dental practices might wish to stock the following to aid the
management of patients with mild allergic reactions:
■
Cetirizine 10 mg tablets or oral solution (5 mg/5 ml)
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Chlorphenamine, 4 mg tablets or oral solution (2 mg/5 ml)
■
Loratadine, 10 mg tablets
An appropriate 5-day regimen is a choice of antibiotic:
In patients who are allergic to penicillin, an appropriate 5-day regimen is:
Remember!!!
Take patient history before prescribing drugs.
■ Past medical history (PMH)
■ Drug Allergy (DA)
■ Chronic diseases
■ Family disease history