Topical treatments are used for non-hypertrophic actinic keratosis.
Fluorouracil cream is effective against most types of actinic keratosis.
Imiquimod is used for lesions on the face and scalp where cryotherapy or other topical treatments cannot be used.
Fluorouracil and imiquimod are also used for treating superficial basal cell carcinoma.
Imiquimod is also used to treat external anogenital warts.