To determine which statements about Rutin are true, we will evaluate each statement individually:
After reviewing the statements, all four statements about Rutin are true, thus leading us to the correct option: All of these.

Match the following:
(P) Schedule H
(Q) Schedule G
(R) Schedule P
(S) Schedule F2
Descriptions:
(I) Life period of drugs
(II) Drugs used under RMP
(III) List of Prescription Drugs
(IV) Standards for surgical dressing