STUDY OF PTCB

Question 1

what o the middle four numbers represent in an NDC number?

Answer 1

drug product

Question 2

a patient takes pseudoephedrine (Sudafed) for nasal congestion; however, the patient has high blood pressure. This would be considered a drug_____ interaction

Answer 2

disease

Question 3

a patient overdoses on an opiate, and naloxone (Narcan) is given as an antidote to combat the effects of the opiate. Naloxone would then be considered a (n)

Answer 3

antagonist

Question 4

Augmentin is a combination of amoxicillin and clavulanic acid. Clavulanic acid prevents the degradation of amoxicillin by B-lactamases. Clavulanic acid thus serves to ——– the effects of amoxicillin

Answer 4

potentiate

Question 5

when two drugs are combined and said to be “synergistic” these drugs together would be ____ effective

Answer 5

more

Question 6

In which pregnancy category have animal or human studies have shown fetal abnormalities or toxicity the risk outweighs the benefits

Answer 6

X

Question 7

which of the following is the best definition for a brand name?

Answer 7

Assigned by the drug manufacturer and is protected through a patient

Question 8

which of the following is the best definition for a generic name?

Answer 8

ASsigned to medication and contains a word stem that has been issued by the U.S Adopted Names Council

Question 9

suffixes are often useful in determining the drug class of a medication which of the following suffixes is correctly matched to its drug class?

Answer 9

Prazole: Proton pump inhibitor for acidic conditions

Question 10

Ranitidine (Zantac) and loratadine (Claritin) have very similar suffixes, yet are very different in their pharmacologic function. What is the difference?

Answer 10

both are antihistamines but one affects acid and the other allergies.

Question 11

All of the following are ways a patient might distinguish the classes of the medications nystatin (mycostatin) and atorvastatin (liptor) except which of the following?

Answer 11

both have the ending _statin

Question 12

which of the following drug interactions is correctly matched to its definition?

Answer 12

Addition: The combined effect of two drugs; It is equal to the sum of the effects of each drug taken alone

Question 13

prefixes are often useful in determining the drug class of medication. which of the following prefixes is correctly matched to its drug class?

Answer 13

sulfa- sulfonamides antibiotic

Question 14

penicillins

Answer 14

prevent bacteria from forming a cell wall

Question 15

macrolides

Answer 15

inhibit protein synthesis by interacting with ribosomes

Question 16

sulfonamides have the ability to block folic acid synthesis in bacteria, but humans also need folic acid for proper functioning. Why does a sulfonamide the bacteria and not a human?

Answer 16

bacteria must manufacture their own folic acid; humans can ingest it

Question 17

in looking at erythromycin and azithromycin, two macrolides, what improvement does azithromycin have in terms of patient compliance?

Answer 17

it has one-daily dosing

Question 18

A physician orders a quinolone antibiotic. the generic name of the medication would most likely end in

Answer 18

Floxacin

Question 19

A patient is being changed from a quinolone antibiotic to a macrolide antibiotic. what will the suffix of the new medication likely be?

Answer 19

Mycin

Question 20

a patient is cautioned that the medication she was prescribed might cause nephrotoxicity ototoxicity, tinnitus, and even permanent deafness. what class of antibiotic was this patient likely prescribed?

Answer 20

aminoglycoside

Question 21

A patient takes an antibiotic medication and exhibits a cross-sensitivity to his previous penicillin allergy. What non penicillin class of antibiotics was the patient likely given?

Answer 21

Cephalosporin

Question 22

a patient is diagnosed with a fungal infection. which medication could not be prescribed for this indication?

Answer 22

levofloxacin

Question 23

A patient is diagnosed with a viral infection. which medication could not be prescribed for this indication?

Answer 23

Tetracycline

Question 24

which of the following is not a medication used in the treatment of the HIV retrovirus?

Answer 24

Acylovir

Question 25

which of the following is not a class of HIV medication therapy?

Answer 25

Antiprotozoals

Question 26

HIV medications interfere with processes critical to the HIV virus. which of the following drug classes would likely interfere with an enzyme?

Answer 26

both b and c (non-nucleoside reverse transcriptase inhibitors NNRTIs- protease inhibitors)

Question 27

Often patients confuse the need for a decongestant with an antihistamine for their cold symptoms. which o the following represents a decongestant?

Answer 27

Pseudoephedrine

Question 28

A patient comes into the pharmacy complaining of congestion and sneezing. Which of the following combination products would be appropriate for these symptoms?

Answer 28

Certirizine and pesudoephedrine

Question 29

a patient has anxiety. Which medication would likely be prescribed for this condition?

Answer 29

Alprazolam

Question 30

which of the following medications is not an SSRI antidepressant?

Answer 30

Alprazolam

Question 31

Of the following laws and amendments regarding drugs in the United States, which was most recently passed?

Answer 31

Kefauver-Harris Amendment

Question 32

Which of the following describes adulteration?

Answer 32

“Prepared, packed, or held under unsanitary condition”

Question 33

what is the meaning of misbranding

Answer 33

labeling that is false or misleading in any particular way
failure to label adequate direction for use
failure to carry a label indicating “warning may be habit-forming” if the product is a habit forming