Article
As dermatologists accumulate knowledge about the injection of botulinumtoxin Type A, the safer the procedure is becoming, according to AlastairCarruthers, M.D.With reports of rare side effects, such as extreme fatigue and headaches,surfacing from sources across the United States, dermatologists might bequestioning the safety of a drug that continues to grow in popularity anddemand. But these concerns should be eased with sound evidence supportingthe contrary.