TCA Peel, Cosmelan or Futurtec for IPL Inflammatory Hyperpigmentation?

i had ipl done in jan2011 resulting in hyperpigmentation.i have been using hydroquinone 2% &retinol 0.025% at night and morning kojic acid cream.my skin reacts beautifully with hydroquinone but the marks becomes back to where i started once i stop using it. i have a combination of dermal n epidermal hyperpigmentation.have been advised futurtec by one dr , other dr suggested cosmelan n the third one suggested 10% tca peel. which is the most effective n safe