PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15197447-8 2004 Without any exception it applies to all three PDE 5 inhibitors that they are absolutely contraindicated in patients taking nitrate- or molsidomine-containing medications and that they may interact in particular with non-uroselective alpha-adrenoceptor blockers. Molsidomine 135-146 phosphodiesterase 5A Homo sapiens 46-51