Not usually as long as you stop it in time before any severe damage has been done. It is more often progressive when on the medication and if you stop it, it stops it where it is at. Have a CK blood test done, it checks you muscle function/damage.
Hi, you are lucky that the symptoms subsided.
See this:
Permanent Side Effects from Statin Drugs
by Duane Graveline MD MPH
http://www.spacedoc.net/statins_permanent_side_effects.html
Carol