Patients should not stay in the dark and should be encouraged to expose their skin to ambient indoor light, as it will help eliminate the drug quickly through the skin by a process called photobleaching.
Neid tuleb julgustada oma nahka normaalse sisevalgustuse tingimustes mitte katma, kuna selle toimel kiireneb ravimi elimineerumine organismist (lagunemine valguse toimel).