What is Self-administered?

Self-administered definition and meaning on Dictionary terms:
verb (used with object)
to manage (affairs, a government, etc.); have executive charge of: to administer the law.
to bring into use or operation: to administer justice; to administer last rites.
to make application of; give: to administer medicine.
to supervise the formal taking of (an oath or the like).

Law. to manage or dispose of, as a decedent’s estate by an executor or administrator or a trust estate by a trustee.

verb (used without object)
to contribute assistance; bring aid or supplies (usually followed by to): to administer to the poor.
to perform the duties of an administrator: She administers quite effectively.