Discuss PTCB PTCE Exam Topic 3 Question 126

Which of the following is a controlled substance?

AMetoprolol

BButorphanol

CCarvedilol

DPropranolol

Suggested Answer: B

Butorphanolis aSchedule IV controlled substanceunder theControlled Substances Act (CSA). It is anopioid analgesicused formoderate-to-severe painandmigraine relief. Due to itsabuse potential, it is classified as acontrolled substanceand requires special handling in pharmacies.

A . Metoprolol Incorrect; metoprolol is abeta-blockerforhypertension and heart diseaseand isnot a controlled substance.

C . Carvedilol Incorrect; carvedilol is also abeta-blockerforheart failure and hypertension, not a controlled drug.

D . Propranolol Incorrect; propranolol is abeta-blockerused forhypertension, migraines, and anxiety, but it isnot a controlled substance.

Other Answer Choices Explained:Reference:

DEA Controlled Substances List (Schedule IV -- Butorphanol)

PTCB PTCE Exam Content Outline (Pharmacy Laws & Regulations -- Controlled Substances)

Federal Controlled Substances Act (CSA)

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22 comments · newest first

Goldie 2 days ago

Yeah, I agree. It's a pain reliever, right?

Xochitl 7 days ago

I think it's B) Butorphanol.

Laticia 12 days ago

Good to know! I feel more confident about this question now.

Celia 17 days ago

Butorphanol can be addictive, that's why it's controlled.

Rodolfo 23 days ago

Metoprolol and the others are not controlled.

Virgina 28 days ago

Exactly! Controlled substances are usually for serious conditions.

Adela 1 month ago

Yeah, I agree. It's a pain reliever, right?

Magda 1 month ago

I think it's B) Butorphanol.

Alyssa 1 month ago

Totally agree, Butorphanol is the only one here that's controlled.

Talia 2 months ago

Wait, Butorphanol? Really? I had no idea!

Charlesetta 2 months ago

Carvedilol and Propranolol are not controlled.

Lisha 2 months ago

I thought Metoprolol was too, but it's not!

Raina 2 months ago

Butorphanol is definitely a controlled substance.

Rolande 2 months ago

Are you sure about that? I thought Propranolol was too!

Eladia 2 months ago

I agree, Butorphanol is the only one here that's controlled.

Catarina 3 months ago

Wait, Butorphanol? I thought it was just a pain reliever.

Krystina 3 months ago

Metoprolol and Carvedilol are not controlled.

Pok 3 months ago

Butorphanol is definitely a controlled substance.

Talia 3 months ago

I feel like Butorphanol is the right answer, but I wish I had reviewed the list of controlled substances more thoroughly.

Kris 3 months ago

Metoprolol and Carvedilol are definitely not controlled, but I can't recall if Propranolol is.

Irma 4 months ago

I remember practicing a question about controlled substances, and Butorphanol was mentioned there too.

Jesusa 5 months ago

I think Butorphanol is a controlled substance, but I'm not entirely sure. It seems to fit the criteria.

PTCB PTCE Exam - Topic 3 Question 126 Discussion