Author Question: Several classes of drugs have interactions with cholinergic blockers. Which of the following is true ... (Read 27 times)

jerry coleman · **on:** Jul 24, 2018

Several classes of drugs have interactions with cholinergic blockers. Which of the following is true about these interactions?

1. Drugs with a narrow therapeutic range given orally may not stay in the GI tract long enough to produce an action.
2. Additive antimuscarinic effects may occur with antihistamines.
3. Cholinergic blockers may decrease the sedative effects of hypnotics.
4. Cholinergic blockers are contraindicated with antipsychotics.

Question 2

Scopolamine can be used to prevent the nausea and vomiting associated with motion sickness. The patient is taught to:

1. Apply the transdermal disk at least 4 hours before the antiemetic effect is desired.
2. Swallow the tablet 1 hour before traveling where motion sickness is possible.
3. Place the tablet under the tongue and allow it to dissolve.
4. Change the transdermal disk daily for maximal effect.