Bexarotene is a medication used to treat cutaneous T-cell lymphoma, a type of skin cancer. However, like many pharmaceuticals, it may contain impurities, which are substances that are not intended to be in the medication. These impurities can affect the safety and efficacy of the medication and must be carefully monitored and controlled during the manufacturing process. Some commonly found impurities in Bexarotene include related compounds or degradation products.