I set water secretion in the next W/O cream in which a lot of ZnO occurs. Prednisolone 0.3 g Chloramphenicol 1.2 g Vaseline 10g wool grease 10g ZnO 10g Water

The preparation of this CR è me should be feasible. I think your fear of ZnO is not unfounded. ZnO is indeed a hydrophilic product. Although the faramcopee requires that wool grease should be able to absorb water twice, this is not always the case. Let us first prepare the W/O cr è mebasis. I would start by rubbing the ZnO with 10ml warmed water and adding petroleum jelly and wool grease there. The whole slightly warm up and mix until a CR è me. We let the whole mix under regular cooling to room temperature. You see whether water separates itself. This is done add five drops of Arlacel C and mix vigorously to restore the emulsion. You can then add the other ingredients under good blending;