How to get rid of tiny bumps all over my face? (Photo)

hi so i'm 20 and i have acne my dermatalogist perscriped me a cream to use every other night called effaclar duo + and an epiduo gel on top of the pimples however i felt a burning senstation when i put the effaclar on my face and 2 days later this tiny bumps formed all over my cheeks and won't go away the one on my forehead were there before i started the treatment and r getting better but the one on my cheeks appered after i used effaclar duo

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