CCMA Pharmacology and Injections 5

Question 1

A patient on warfarin asks if they can take ibuprofen for pain. What should the medical assistant advise?

Accepted Answer

Check with the provider first, as NSAIDs can increase bleeding risk with warfarin

Answer

NSAIDs like ibuprofen inhibit platelet function and can displace warfarin from protein binding, significantly increasing bleeding risk.

Question 2

What gauge needle is most appropriate for an intramuscular injection in an average adult?

Accepted Answer

21–23 gauge

Answer

A 21–23 gauge needle provides the appropriate bore size for IM injections, balancing patient comfort with adequate drug delivery.

Question 3

Which of the following medications is classified as a beta-2 agonist bronchodilator used for acute asthma relief?

Accepted Answer

Albuterol

Answer

Albuterol is a short-acting beta-2 agonist that rapidly relaxes bronchial smooth muscle for acute asthma attacks.

Question 4

A provider orders 500 mg of amoxicillin. The stock solution is 250 mg/5 mL. How many mL should the medical assistant prepare?

Accepted Answer

10 mL

Answer

Using the formula: (Desired dose / Stock dose) × Stock volume = (500/250) × 5 = 10 mL.

Question 5

Which of the following is a sign of anaphylaxis that requires immediate epinephrine administration?

Accepted Answer

Widespread urticaria, throat tightness, and hypotension

Answer

Anaphylaxis presents with systemic reactions including urticaria, airway compromise, and cardiovascular collapse requiring immediate epinephrine.

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