To answer your question no I never noticed any rash, etc. with my daughter. My daughter's story is similar to yours btw. And I so agree with you on "if you miss a dose" good luck to you!
Deep hemangioma on left eyebrow towards nose
Started propanolol Feb. 11th, 2010
Off of propanolol aprox. June 2011
Takes 3 doses per day at 1.3ml
2nd Weaning of prop. not a success back on it March 22. Only one dose of 1.3ml now- 19 months old Did Timolol gel for awhile, stopped, & back on - 4 years old. Off of Timolol -doesn't seem to be doing anything. Surgery was a success!!! April 2014