* Hypersensitivity to ergot derivatives * Pediatric patients (no clinical experience) * Severely impaired liver function or cholestasis * Concomitant use with drugs metabolized mainly by CYP450 enzymes such as erythromycin and ketoconazole, because increased plasma levels of<unk>  may result (although<unk>  undergoes minimal CYP450 metabolism). * Cautions: severe cardiovascular disease, Raynaud's disease, gastroduodenal ulcers, active gastrointestinal bleeding, hypotension.
Cabergoline
Metergoline
Tetryzoline
Eluxadoline
Terguride
Allylestrenol
Avacopan
Iopromide