Rosacea-Ltd IV is safe for pregnancy and nursing mothers. Rosacea-Ltd IV contains % natural ingredients that are currently in our human body. And all of these natural ingredients, all are natural minerals that are currently in every human's body and will aid the healing process of the skin and eyes as the body has depleted many of these over the years due to stress and the high metabolism rates in living and getting our work completed. There is no conflict with any other medications that the patients have been prescribed for heart conditions, diabetes, arthritis, etc. and those medications for those conditions can be used without any interaction with Rosacea-Ltd IV.