Why can terazosin make me dizzy when I stand up?

iatroX medicinesPublished 22 August 2026Reviewed 22 August 2026

The answer

Answer

It relaxes blood vessels, so blood pressure may fall when standing, causing light-headedness or fainting.

loading page…

learn & practise

clinical reference

trust & support

legal

terazosin monohydrochloride dihydrate · Medicine question

iatroX medicinesPublished 22 August 2026Reviewed 22 August 2026

The answer

It relaxes blood vessels, so blood pressure may fall when standing, causing light-headedness or fainting.

Explore this learning need in CPDTake this topic to CPD, then choose your learning context and available question library.

The full medicine guide

Read the wider context, including uses, precautions and the sources behind this medicine guide.