Once the adoptee has been placed with the petitioner pursuant to the provisions of the Adoption Act, the petitioner shall have physical custody and control of the adoptee and shall be responsible for the care, maintenance and support of the adoptee, including all necessary medical, dental, psychological or surgical treatment, pending the further order of the court. Should the child be returned to the parents, this section shall not prohibit petitioners from seeking reimbursement for the child’s expenses from the parents.