What should I do or refrain from doing before or after treatment with PRP? By Hubert Oberhofer|2023-01-09T12:28:58+01:00January 9th, 2023|Botox Filler, Erectile dysfunction, PRP Face and Hair| Avoid alcohol 24 hours before and after the treatment. This will reduce the risk of bruising. Avoid intense exercise for the first 24 hours after treatment. Let the treated facial area rest and do not touch it too often to avoid infections.