I used rdl solution which contain.hydroquinone4% tretinone20mcg.my skin was peeling and fair now.is this treatment harmful for skin? may cause cancer?

Tretinoin may cause : Tretinoin may cause peeling. As you continue to use it you will become more tolerant. You may wish to skip some days when you begin its use. Use a very small amount to reduce irritation. Hydroquinone is best used on intermittant basis such as 1 month on, then 1 month off to prevent increased dark reactions. They go together very well ; are considered safe. Some hints of cancer seem to come from o.