Question:

Which of the following is used as an antiseptic in soap?

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Bithional and triclosan are common antibacterial agents used in soaps.
Updated On: Jan 26, 2026
  • Iodoform
  • Boric acid
  • Tincture iodine
  • Bithional
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The Correct Option is D

Solution and Explanation

Step 1: Understand the requirement.
An antiseptic used in soap must be effective against microorganisms and suitable for regular skin contact.
Step 2: Analyze the options.
Iodoform and tincture iodine are used for wound dressing, not in soaps. Boric acid is a mild antiseptic but not commonly used in soaps.
Step 3: Identify the correct compound.
Bithional is an antibacterial compound commonly added to medicated soaps.
Step 4: Conclusion.
Therefore, bithional is used as an antiseptic in soap.
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