The funds which are provided by the State shall only be expended for the care and treatment of persons suffering from renal diseases including home dialysis care; training of personnel and other expenses incident to providing proper care and treatment; extend financial assistance to persons suffering from renal diseases in obtaining the medical, nursing, pharmaceutical, and technical services necessary in caring for such diseases including the renting of home dialysis equipment; and treatment of complications which may result from dialysis. These funds shall not be utilized to pay for general medical care services which should come from private, local, other State or Federal sources.