Vodka, or any other carbon dosing can certainly work. Will take a month or more to start seeing progress. You should constantly monitor and adjust your dosing. Your skimmer will need to be big enough to handle it, and when you stop dosing should be aware and prepared for what's to comeRecently had a bout with hair algae , what I found worked for me was strict schedule for water changes and I started vodka dosing,two months later hair algae is just a bad memory