Using low dose Accutane (10mg/day) & Differin Gel at the same time? (photos)

Hello, I've been battling with mostly cystic acnes and red scars for few years. I'm kinda depressed and I'm now on accutane, I also use differin gel every night on the whole face (not only areas with acne). Is it safe or will it make my skin too dry? I read that both of them will make my skin purging (initial breakout), for how long? Thank you ! Here's my cheeks photo day 11 accutane and day 7 differin...

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