This will decrease your chances of being constipated, and prevent dehydration. All currently marketed quinolones (as well as other antibiotic classes) are significantly less active at acidic pH (5. Gastrointestinal adverse events 실데나필 직구. Evidently, the first derivative that is formed under the reaction conditions, 1,5-benzodiazepine, rearranges into 1-(1-benzyl-1,2,3,6-tetrahydro-4-piridyl)-2-benzymidazolone.