After being informed about the investigation and the potential risks, all subjects giving written informed consent will undergo screening to determine eligibility for study entry. At week 0, subjects who meet the eligibility requirements will be randomised in open, intra-patient investigation, treated with BIOpH+ Psoriasis Medical Bath on one side, and comparative treatment on the other side for 8 weeks.
The purpose of this investigation is to assess performance and safety of BIOpH+ Psoriasis Medical Bath in comparison to a comparative device.