A therapeutic agent for pain that is characterized by comprising 1-[3-(9H-carbazol-9-yl)propyl]-4-(2-methoxyphenyl)-4-piperidinol or a pharmaceutically acceptable salt thereof. Thus, provided is a therapeutic agent for pain that is capable of achieving a sufficient therapeutic effect with little side effects even when used alone, in particular, a therapeutic agent for neuropathic pain or a therapeutic agent for allodynia or hyperalgesia.