administering
ad*min*is*ter
verb
{bc}to manage or supervise the execution, use, or conduct of
co*ad*min*is*tra*tion
noun
{bc}the {d_link|administration|administration} of two or more drugs together
self-ad*min*is*ter
verb
{bc}to {d_link|administer|administer} (something, such as a drug) to oneself