Controversial mesotherapy: Could it be the next Botox?

National report - Some physicians swear by it. Others call it "bogus." Still, mesotherapy glitters with a bit of the star power that lights up one of its better-known advocates, singer Roberta Flack. Hundreds of U.S. physicians now offer mesotherapy treatments - injections of homeopathic remedies, supplements, drugs or other substances into the mesoderm - starting at $200 to $300 per session.