Before you start using Oxistat Cream, tell your doctor about:, All the prescription and over-the-counter medications you use, including other lotions, creams, and ointments., Your allergies., Your current health problems and past medical history., Your pregnancy or breastfeeding status. All the prescription and over-the-counter medications you use, including other lotions, creams, and ointments., Your allergies., Your current health problems and past medical history., Your pregnancy or breastfeeding status.