Routes of Drug Administration Flashcards Preview

SMC - Pharmacology - TSparks > Routes of Drug Administration > Flashcards

Flashcards in Routes of Drug Administration Deck (13)
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1
Q

Oral (PO)

A

30 to 60 Mins
Whenever possible, the safest and most convenient route
Most medications - aspirin, sedatives, hypnotics, antibiotics

2
Q

Sublingual

A

Several Minutes
When rapid effects are needed
Nitroglycerin in angina pectoris

3
Q

Buccal

A

Several minutes
Convenient dosage form for certain drugs
Androgenic drugs

4
Q

Rectal

A

15 to 30 minutes
When patient cannot take oral medications and parenteral is not indicated, also for local efforts
Analgesics, laxatives

5
Q

Transdermal

A

30 to 60 minutes
Convenient dosage form that provides continuous absorption and systemic effects over many hours
Nitroglycerin, estrogen

6
Q

Subcutaneous (SC)

A

Several minutes
For drugs that are inactivated by the GI Tract
Insulin

7
Q

Intramuscular (IM)

A

Several minutes
For drugs that have poor oral absorption, when high blood levels are required, and when rapid effects are desired.
Narcotic analgesics, antibiotics

8
Q

Intravenous (IV)

A

Within 1 minute
In emergency situations, where immediate effects are required, also when medications are administered by infusion
IV Fluids (dextrose), nutrient supplementation, antibiotics

9
Q

Intraarterial

A

Within 1 minute
For local effects within an internal organ
Cancer Drugs

10
Q

Intrathecal

A

Several Minutes
For local effects within the spinal cord
Spinal anesthesia and lidocaine

11
Q

Inhalation

A

Within 1 minute
For local effects within the respiratory tract
Antiasthmatic medication such as epinephrine

12
Q

Topical

A

Within 1 hour
for local effects on the skin, eye, or ear
Cream and ointments

13
Q

Vaginal

A

15 to 30 minutes
For local effects
Creams, foams, and suppositories