Clinical Research Vs Regulatory affairs

Hi! All,

I am new to pharmatutor and this is my first post.I am PhD Chemistry,i have 1.8 yrs experience as Analytical Development Chemist (R&D) in pharmaceutical.I want career transition in either clinical research or Regulatory affairs.Firstly, i want to know which is better field .Secondly,do i need to get any degree or certificate in these area if yes then which is best online course available.I dont have any past experience in these fields and most of the jobs dmands experienced persons.I will be thankful if anyone advice me.

Shikha