According to European labels,<unk>  has no contraindications apart from known hypersensitivity. Another source names recurring urinary retention, recurring urinary infections, uncontrolled macrohematuria, bladder stones, hydronephrosis, combination with other α1-antagonists or dopamine agonists, and severe renal or hepatic impairment as contraindications.
Silodosin
Terazosin
Erythrocrine
Doxazosin
Tamsulosin
Oxymetazoline
Methylergometrine
Tropicamide