An X-ray detectable adhesive bandage includes: an adhesive protective member further including a substrate and an adhesive layer; and an absorbent member formed by layering, in order from bottom to top, at a prescribed site upon the adhesive protective member, a metallic foil further including a hot melt bonding agent layer, a long object which is formed by an X-ray detectable material being covered either in whole or in part by a covering object, and an absorbent pad. The absorbent member is configured from a prescribed metallic foil, a prescribed long object, and an absorbent pad such as a heat bonding layered body.