skip to main content

brainstorm askiatroX medicines

simulations beta

loading page…

learn & practise

exams international doctors free questions Socratic Tutor rounds stat clinical connections academy journal tool guides

clinical reference

askiatroX knowledge centre medicines UK / NICE guidance international guidance calculators q&a library

trust & support

how it works methodology account & support frequently asked questions about us clinical safety consultancy

legal

mobile app · scan to download

Medicines bacillus calmette-guerinQuestion & answer

bacillus calmette-guerin · Medicine question

Can BCG affect fertility?

iatroX medicinesPublished 19 August 2026Reviewed 19 August 2026

The answer

Answer

Intravesical BCG may reduce sperm production. Men who may want biological children should discuss sperm preservation before treatment.

Sources for this answer

BCG-medac Powder and solvent for intravesical suspensionemc · SmPC Current selected SmPC · Version 5

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

The full medicine guide

bacillus calmette-guerin

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

Read the bacillus calmette-guerin guide

More questions about bacillus calmette-guerin

Is bladder-cancer BCG the same as the BCG tuberculosis vaccine?Can BCG be given during a urinary tract infection?Why are toilet precautions needed?Can I have sex after treatment?Can BCG alter a tuberculosis skin test?

More clinical questions?

Explore the tools and reference material available on iatroX.

Explore askiatroX