© 2020 MJH Life Sciences and Ophthalmology Times. All rights reserved.
© 2020 MJH Life Sciences™ and Ophthalmology Times. All rights reserved.
September 01, 2006
Botulinum toxin type A effect is usually seen 2 to 3 days following injection, with maximal effect at approximately 2 weeks. Touch-ups are not recommended until 2 weeks have passed.