Answer medical questions to order
Some medications may interact - are you taking any of the following?
Yes
No
Nitrates for angina or heart failure - includes glyceryl trinitrate; isosorbide mononitrate; isosorbide dinitrate; GTN spray, tablet, patch or gel; nicorandil; or sodium nitroprusside - serious reaction possible
Any recreational drugs, particularly amyl nitrate ('Poppers') - serious reaction possible
Existing ED treatment apart from Viagra/sildenafil, Cialis/tadalafil, Levitra/vardenafil, or Spedra/avanafil
Riociguat for high blood pressure in the lungs
Alpha-blockers (sometimes used to treat high blood pressure or prostate enlargement) includes alfuzosin, doxazosin, indoramin, prazosin, tamsulosin, terazosin
Other medication - there is a very rare theoretical risk of abnormal heart rhythm if Viagra/sildenafil or Levitra/vardenafil is taken at the same time as some other medications - please check this list.
Please consult your regular doctor before taking erectile dysfunction tablets. We are unable to prescribe tablets for you as there may be an interaction with your other medication.