 [ Symptoms ] i had an angioplasty done two weeks ago and am on blood thinners is it ok to continue taking viagra [ Disease ] if you have heart problems and recently underwent a procedure i would recommend first that you check with your cardiologist to make sure it is safe for you to engage in sexual activity if your doctor thinks it is safe you can take viagra while taking blood thinners you would need to avoid viagra if you were taking any medication in the nitrate class like nitroglycerin or isosorbide dinitrate which are taken for chest pain and angina