How to Treat the Flushing of Rosacea? Moderate V Beam is Not a Good Choice for Flushing? Should I Go for Purpuric V Beam?

hello i m suffering from rosacea triggers for almost a year , i used roaccutane for my acne but during roaccutane my rosacea became even worse i was told that isotretinoin will improve my rosacea symptoms,.after roaccutane i started v beam ,now my three sessions of v beam has completed all procedures are done spacing 3 weeks, i saw significant improvement in my redness but my flushing has not gone. all my v beams are non purpuric , should i go for purpuric setting to remove flushing plz reply me