SimilarityRank
nitrate 0.922 24975
Nitrates 0.911 98584
nitrite 0.884 58090
nitrites 0.880 89499
nitroglycerin 0.819 57416
isosorbide 0.807 85080
nitric 0.805 25998
Nitrate 0.793 90091
citrate 0.789 18873
L-arginine 0.778 67070
PDE5 0.773 36875
PDE-5 0.772 59128
priapism 0.764 70559
vasodilator 0.762 91177
amines 0.757 79289
potassium 0.757 13817
hydrochloric 0.756 58217
Revatio 0.753 93669
oxalate 0.753 68869
beta-blockers 0.753 84240
phosphates 0.752 65870
vardenafil 0.751 24395
phosphodiesterase 0.749 53286
phosphorus 0.749 23230
Sildenafil 0.749 23972