Page 25 - Pharmacy Technician Book
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The % mark-up on a prescription is 15. 11. (b). Asthma is characterized by increased
responsiveness of the trachea and bronchi to
Cost for Olanzapine mark-up on rx various stimuli and narrowing of airways. It is
$100 $15 associated with shortness of breath, chest
$4.20 ? tightness, wheezing and coughing. The stimulation
of beta-2 receptors dilates the bronchial smooth
15x4.20/100 = $0.63, therefore a dispensing cost of muscles and helps controlling symptoms associated
each tablet of Olanzapine should be $4.20 + $0.63 = with asthma. The stimulation of beta-1 receptors
$4.83. increases cardiac output.
The cost for dispensing 30 tablets should be $4.83 x Beta-2 receptors blockers may constrict the smooth
30 = $144.90 = $145. muscles of bronchi and even aggravate asthma.
9. (b). 33 grams. For calculations of this type, an Metoprolol is a selective beta receptor blocker
allegation method is very useful. We should mix 3% indicated for the treatment of hypertension by
Salicylic acid powder with a talc powder (0 % blocking beta-1 receptor. Although it has relative
Salicylic acid) in such a way that the final mixture beta1 selectivity, Metoprolol shall be used with
would give us 500 grams of 0.2% Salicylic acid caution in patients with bronchospastic disease who
powder. do not respond to, or cannot tolerate, other
antihypertensive treatment. Since beta1 selectivity
is not absolute, a beta2-stimulating agent should be
administered concomitantly, and the lowest
possible dose of Metoprolol should be used.
The other choices, such as Ipratropium, Albuterol
and Zafirlukast, are indicated for the treatment of
asthma.
12.(b). A prescription for Schedule II controlled
drugs should be dispensed with an exact dispensing
quantity mentioned on the prescription by a
Parts of 0.2% acid Parts of 3 % acid prescribing physician. MS-Contin is a Schedule II
3 parts 0.2 parts controlled drug. The correct dispensing quantity
500 ? should be 60.
500x0.2/3 = 33 grams of 3% salicylic acid. 13. (b). A prescription for Schedule III and IV
controlled drugs cannot be refilled more than 5
Therefore, if we mix 33 grams (3% Salicylic acid) times within a period of six months from the date
with 467 grams talc powder (500 grams - 33 grams the prescription was issued. A patient must bring a
= 467 grams), we will get 500 grams of 0.2% Salicylic new prescription since all the allowable refills were
acid. executed.
10. (b). Plavix (Clopidogrel) is a blood thinning 14.(c). Otocort otic solution is intended for ear use
agent. Agents of this class generally act by inhibiting only. It should not be applied to eyes. An auxiliary
aggregation of platelets, which is thought to be the label, “for ear use only”, should be placed on the
primary mechanism of blood clotting. It is indicated dispensing container.
for prevention of heart strokes in patients with
congestive heart failure (CHF).
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