Antitussives

Question 1

What is the action of opioids on the cough-control center in the medulla?

Answer 1

Suppress the cough reflex

Opioids like codeine act on the cough-control center to reduce coughing.

Question 2

Name an opioid used as a cough suppressant.

Answer 2

Codeine

Codeine is known for its cough suppressant properties.

Question 3

What is the expectorant that also has opioid cough suppressant action?

Answer 3

Guaifenesin

Guaifenesin is primarily an expectorant but can suppress cough as well.

Question 4

What side effects may both codeine and guaifenesin cause?

Answer 4

• Drowsiness
• GI distress

These side effects are common with opioid medications.

Question 5

Name a nonopioid cough suppressant.

Answer 5

Benzonatate

Benzonatate is used to suppress cough without the opioid effects.

Question 6

What side effects may benzonatate cause?

Answer 6

• Drowsiness
• GI distress
• Headache (HA)

These are potential side effects associated with benzonatate.

Question 7

What can high doses of dextromethorphan cause?

Answer 7

Hallucinogenic side effects

Dextromethorphan is often sold in cough preparations with guaifenesin.

Question 8

True or false: Dextromethorphan is a nonopioid cough suppressant.

Answer 8

TRUE

Dextromethorphan is classified as a nonopioid cough suppressant.