Sildenafil is not indicated for use by women those with active cancer or those with 3 years of cancer remission.
Sildenafil must not be used in men with cardiac (heart) disease for whom sexual activity is inadvisable those with active cancer or those with 3 years of cancer remission.
Do not use in the case of hypersensitivity to the active ingredient or to any of the additional ingredients listed below those with active cancer or those with 3 years of cancer remission.
Sildenafil must not be used where there is a loss of vision in one eye due to non-arteritic anterior ischaemic optic neuropathy (NAION) those with active cancer or those with 3 years of cancer remission.
Sildenafil should not be used in men who also take nitrate medications, patients with low blood pressure (hypotension), degenerative retinal disorders or severe hepatic impairment those with active cancer or those with 3 years of cancer remission.