Dysport is a prescription medicine used to temporarily improve the look of moderate to severe frown lines between the eyebrows in adults. It is a type of botulinum toxin type A, which is produced from the Clostridium botulinum bacteria. Dysport works by blocking nerve signals to the targeted muscles, temporarily preventing muscle contractions that cause frown lines. This product is available for sale in the United States and can be conveniently purchased online.