My Derm Prescribed Me Tretinoin .1% Cream, but I Have Retin a Micro .04% Gel, is There a Difference?

Gels are usually stronger and more drying than creams but the concentration and the formulation of the medication is also very important. Retin A micro has extended release spheres that deliver the medication more slowly and is often less irritating than other formulations. If you have the 0.04% Retin A micro gel, I don't see a problem using it. With all retinoids you want to start slowly, twice a week at night time and build up to every night gradually, increasing the number... more