With rather less scientific evidence, a capsaicin product is marketed as an alternative to Botox, a wrinkle-smoothing cosmetic treatment.

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Approval, likely next month, will enable Botox's maker, Allergan, which is based in California, to advertise its cosmetic benefits direct to doctors and consumers in America, and could turn Botox into a billion-dollar lifestyle drug to rival Viagra and Prilosec.

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In one of the movie's funniest jibes, she submits to an excruciating beauty treatment involving bird poop, snails and scorpion stings (a fairytale botox) to give her that extra edge -- a regimen that's probably only a slight exaggeration on what Hollywood royalty routinely puts up with to keep in front of the cameras past a certain age.

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After the Botox wore off, one group had a face-lifting surgery combined with the removal of muscle tissue or nerves in the area that triggered the migraines.

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Many women discuss their first Botox treatment with the dewy-eyed romanticism usually reserved for memories of a first kiss.

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Why would a mother inject her eight-year-old daughter with botox?

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On a basic level, that is what's happening with Botox for wrinkles -- the muscle is loosening its grip on facial skin.

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But after patients who were treated with Botox showed a decrease in facial lines, an increasing number of physicians since the mid-1990s have used it to reduce forehead creases and crow's feet wrinkles, which are caused by muscle contractions directly under the skin.

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Allergan is a leading maker of eye care, skin care and aesthetic products, including best-selling pharmaceutical Botox.

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