has_Ingredient has_MoA has_PE drug associated with AE in adult used to treat disease Penile Venous Vasodilation [PE] vardenafil [Chemical/Ingredient] V [Preparations] Phosphodiesterase 5 Inhibitors [MoA] VARDENAFIL http://www.accessdata.fda.gov/drugsatfda_docs/label/2011/021400s013lbl.pdf Ingredient C53944 <VANDF_Record>50.6^3898^</VANDF_Record><VA_File>50.6</VA_File><VA_IEN>3898</VA_IEN> UCE6F4125H <VANDF_Record>50.416^4080^</VANDF_Record><VA_File>50.416</VA_File><VA_IEN>4080</VA_IEN> 306674 N0000148820 C0971579 4021404 VARDENAFIL vardenafil Active impotence flushing AE nasal congestion AE headache AE dizziness AE flu syndrome AE back pain AE dyspepsia AE sinusitis AE nausea AE