With Botox 'chemodenervation,' dermal fillers last longer

(Wolters Kluwer Health) Hyaluronic acid fillers are a popular treatment for facial lines and wrinkles, but early degradation of fillers may limit how long their effects last. Experimental evidence supports a simple technique for prolonging the effects of HA dermal fillers: using them together with botulinum toxin, reports a paper in the January issue of Plastic and Reconstructive Surgery®, the official medical journal of the American Society of Plastic Surgeons.