Hand Washing | PGI Nov 2017 Preparations MCQ

Which of the following can be reliably used for hand washing?

A. Chlorhexidine 
B. Isopropyl alcohol 
C. Lysol 
D. Cresol 
E. Glutaraldehyde

Answer. A. Chlorhexidine ; (B) Isopropyl alcochol ; (C) Lysol ; (D) Cresol

• Chlorhexidine, Isopropyl alcohol (preferred), iodine, ethyl alcohol are effective skin

disinfectants

• Glutaraldehyde is a skin irritant

• Lysol is 50% emulsion (soapy) of cresol. It is used for disinfection of utensils, excreta and for washing

hands.

• Sodium hypochlorite solution is unstable and too irritant to be used as antiseptic though

chlorine and its compounds like hypochloride are used to disinfect water, food, dairy products etc.