Initio Side Effect Cologne by Initio Parfums Prives, Launched in 2016, initio side effect by initio parfums prives is a simple yet intoxicating and vibrant cologne. Infused with spice and warm notes that seduce the senses, it evokes a sense of magnetism that is undeniably strong. This smooth aroma fuses the enticing aroma of cinnamon with rum and vanilla that makes one yearn for more.