The invention provides a transdermal absorption preparation showing sufficient adhesiveness on adhesion to the skin, causing low skin irritation, and capable of well controlling releaseability of lidocaine. The transdermal absorption preparation contains a support and an adhesive layer formed on the support. The adhesive layer contains a drug, as well as a thermoplastic elastomer, more than 300 parts by weight of liquid paraffin per 100 parts by weight of the elastomer, not more than 10 wt % of a tackifier, lidocaine, and an organic acid.
