Week 2, Ch 8 Flashcards

Drug administration throughout the lifespan.

1
Q

A woman’s drug therapy is postponed due to her pregnancy. What are some medical conditions that would cause the drug-therapy to be reapplied to the woman in spite of the pregnancy?

A

-Epilepsy
-Hypertension/ Gestational hypertension
-Gestational Diabetes
-Infections

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2
Q

What are some physiological changes undergone during pregnancy that affect the distribution and metabolism of a drug?

A

Changes in cardiac output, plasma volume, and regional blood flow change

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3
Q

Changes in cardiac output, plasma volume, and regional blood flow change during a pregnancy affect what aspects of a drug?

A

Its distribution and metabolism

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4
Q

Which Teratogenic category is this:

Studies are performed with pregnant women, and no increased risk of fetal abnormalities are shown.

A

Category A

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5
Q

Which Teratogenic category is this:

Animal studies have shown a risk to fetus, and no studies done with pregnant women.
-or-
No animal studies conducted and no adequate, well-controlled studies in pregnant women.

A

Category C

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6
Q

Which Teratogenic Category is this:

Studies in animals have shown no risk to fetus, but no studies done with pregnant women.
-or-
Animal studies show adverse effect, but adequate and well-controlled studies in pregnant women have failed to show risk.

A

Category B

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7
Q

Which Teratogenic Category is this:

Studies done with animals or pregnant women and fetal abnormalities are shown. Drug contraindicated in women who are or may become pregnant.

A

Category X

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8
Q

Which Teratogenic Category is this:

Risk to fetus shown. If benefits outweigh risk, may be acceptable.

A

Category D

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9
Q

Prenatal multivitamins, insulin, thyroxine, and folic acid would fall in to what Teratogenic category?

A

Category A

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10
Q

Penicillin’s, cephalosporins, azithromycin, acetaminophen, and ibuprofen in the first and second trimesters would fall into what Teratogenic category?

A

Category B

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11
Q

Clomiphene, fluorouracil, isotretinoin, leuprolide, menotropins, methotrexate, misoprostol, oral contraceptives, raloxifene, ribavirin, statins, temazepam, testosterone and thalidomide, and warfarin would all fall into what Teratogenic category?

A

Category X

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12
Q

Alcohol, ACE inhibitors, angiotensin receptor blockers (A R Bs), cyclophosphamide, lithium carbonate, mitomycin, nicotine, nonsteroidal anti-inflammatory drugs (N S A I Ds) in the
third trimester, phenytoin, and streptomycin would fall into what Teratogenic category?

A

Category D

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13
Q

Antimicrobials such as clarithromycin, fluoroquinolones, and Bactrim; selective serotonin reuptake inhibitors (SSRIs); corticosteroids, and most antihypertensives would fall into what Teratogenic category?

A

Category C

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14
Q

If a lactating mother has to take her medication, when would be the best time to administer?

A

After Breastfeeding

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15
Q

True or False:
Drugs with a longer half-life are best for pregnant women.

A

False:
Drugs with shorter half-life’s are best.

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16
Q

Why are drugs with longer half-lives not preferred?

A

Longer half-life drugs stay in the system longer and may get to the baby.

17
Q

What kind of easily accessible medications should a pregnant mother avoid?

A

OTC herbal medications and dietary supplements.

18
Q

What patients would benefit from a drug with a high protein-binding ability?

A

Pregnant patients

19
Q

What are some illnesses that require drug-therapy in late middle-aged adults?

A

-Cardiovascular disease
-Hypertension
-Obesity
-Arthritis
-Cancer
-Anxiety

20
Q

What are some reasons that the absorption of drugs is slowed in older adults?

A

-Decrease GI motility
-Increased gastric pH
-Decreased blood flow to digestive organs

21
Q

What does the Liver produce less of in older adults?

A

Albumin

22
Q

A decreased plasma protein-binding ability, and increased levels of free drugs in the body is a result of what due to aging?

A

A decrease in Albumin production in the Liver.

23
Q

What does a decrease in Albumin in the liver result in older patients?

A

Decreased plasma protein-binding ability, and increased levels of free drugs in the body.

24
Q

Why is drug distribution diminished in older adults?

A

-Increased body fat
-Reduced plasma level
-Less body water
-Decreased cardiac function

25
Q

When an older patient has decreased metabolism functioning, what does this mean for drug ingestion?

A

Their body has a harder time breaking down drugs and getting rid of them.

26
Q

Because the First-Pass effect is reduced in older patients, because of their reduced metabolism, what does this do to a drugs half-life?

A

It extends the drugs half-life.

27
Q

Why is excretion in older adults diminished?

A

The decreased functioning of the kidneys