Povidone-iodine should?

1&2 is the answer.Winners are :Area and Maryam.Details below
Povidone-iodine is an antiseptic agent based on iodine that may be used for
pre and postoperative skin disinfection. It should be applied with caution to
broken skin because it may cause systemic adverse effects, such as metabolic
acidosis, hypernatraemia and renal function impairment.

1&2

1

2

B

1

1 & 3

2, 3

1 & 2

2 & 3

1&2

1,2 &3

1 & 3

1, 2&3

1& 2