<p>A stent which comprises an annular stent main body (11), a diamond-like thin film (12) formed on the surface of the stent main body (11) and having undergone a surface activation treatment, and a polymer layer (13) fixed to the surface of the diamond-like thin film. The polymer layer (13) contains a drug (14) having the effect of preventing re-narrowing. The drug (14) is gradually released from the polymer layer (13).</p>
