Yes, it is generally safe to use over-the-counter products for acne during pregnancy. Benzagel can be a good option, as the absorption of the product into the bloodstream through the skin is minimal. However, it is advised to be cautious with products containing salicylic acid, as there is a higher absorption rate. It is recommended to use low-concentration products on a small area for a short period of time. If these products are not effective, it is best to consult with a healthcare provider for a prescription medication tailored to your condition.