Here's what rhymes with vasoconstrictive.
                        
                        
                    
                                constrictive  fictive  predictive  restrictive  addictive  inflictive  vindictive  nonrestrictive  nonaddictive  Words that almost rhyme with vasoconstrictive
instinctive  resistive  derisive  missive  partitive  distinctive  descriptive  permissive  submissive  prescriptive  dismissive  precognitive