Patients with a history of keloids can safely receive Botox, since it does not injure deep dermis significantly; still

https://www.tumblr.com/innatelycalculatingstronghold/810366032710647808/botox-wrinkle-relaxing-treatment-what-happens

Patients with a history of keloids can safely receive Botox, since it does not injure deep dermis significantly; still, gentle technique minimizes surface trauma.