However, as with all medications, there are specific warnings that are affiliated with the use of Renova. Specifically, when applying Renova to the skin it is important to avoid certain areas of the body. Those specific areas of the body include the nose, lips, eyes and mouth. Additionally, if the skin is damaged due to sunburn, is wind burned, chapped or cracked, then Renova should not be applied to these areas of the skin. Also, when using Renova, it is important that the individual avoid excessive exposure to ultraviolet light or out in the daylight for extended areas of time.