Disinfectants and Antiseptics Overview
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Questions and Answers

Which of the following is a broad spectrum microbicidal agent?

  • Povidone iodine solution (correct)
  • Glycerin magnesium
  • Acetic acid
  • Hydrogen peroxide
  • What is the concentration range of acetic acid used in medical applications?

    0.25% to 0.5%

    Acetic acid is effective against gram-negative organisms.

    True

    What are some of the side effects of hydrogen peroxide?

    <p>All of the above</p> Signup and view all the answers

    The mixture solution composition consists of 60% normal saline, 30% glycerin magnesium, and ___% acetic acid.

    <p>10</p> Signup and view all the answers

    What is the action of glycerin magnesium?

    <p>Hydroscopic action applied to wounds without drying</p> Signup and view all the answers

    What is the primary use of povidone iodine solution?

    <p>Preoperative and postoperative skin preparation</p> Signup and view all the answers

    What are the contraindications for hydrogen peroxide?

    <p>Deep open wounds</p> Signup and view all the answers

    Glycerin magnesium is recommended for deep open wounds.

    <p>False</p> Signup and view all the answers

    What is the action of the mixture solution used for deep septic wounds?

    <p>Promoting wound healing by stimulating activity of macrophages and fibroblasts</p> Signup and view all the answers

    Study Notes

    Povidone Iodine Solution

    • Broad-spectrum microbicidal agent
    • Used for:
      • Pre- and post-operative skin preparation
      • Antiseptic preparation for injections, aspiration needle biopsies
      • Maintaining oral hygiene before, during, and after oral surgeries
    • Contraindication: Patients with hyperthyroidism
    • Side effects:
      • Local irritation of the skin
      • Neutropenia
      • Hyperthyroidism or hypothyroidism
      • Nephrotoxicity and renal impairment

    Acetic Acid

    • Concentration: 0.25% to 0.5%
    • Bactericidal against gram-positive and gram-negative organisms, especially Pseudomonas
    • Side effects:
      • Delayed re-epithelialization
      • Cytotoxic

    Hydrogen Peroxide 3%

    • Oxidizing agent
    • Disinfectant and deodorant
    • Bactericidal with a wide spectrum of action against anaerobic bacteria
    • Releases nascent oxygen, oxidizing necrotic matter and bacteria
    • Indications:
      • Cleansing superficial infected wounds and ulcers
      • Sloughing devitalized tissue
    • Contraindications: Deep open wounds
    • Adverse effects:
      • Strong corrosive
      • Irritating burns on skin and mucous membranes
      • White scar
      • Local capillary embolism (temporary whitening of the skin)

    Normal Saline (Sodium Chloride)

    • Ideal for topical irrigation and cleansing of wounds
    • Does not have antiseptic properties, but dilutes bacteria concentration in wounds when used for irrigation
    • Promotes epithelization

    Glycerin Magnesium

    • Hydroscopic action applied to wounds without drying
    • Used for septic wounds

    Mixture Solution

    • Composition: 60% normal saline, 30% glycerin magnesium, 10% acetic acid
    • Used for:
      • Deep septic wounds
      • Promoting granulation
    • Effective against Salmonella and aerobic bacteria
    • Promotes wound healing by stimulating the activity of macrophages and fibroblasts
    • Anti-inflammatory

    Aloe Vera Gel

    • Promotes wound healing of open wounds
    • Active against:
      • Gram-positive and gram-negative organisms
      • Facultative anaerobes
      • Aerobes
      • Yeast
    • Uses:
      • Preoperative skin disinfectant
      • Treating wounds
      • Bladder irrigations

    Chlorhexidine

    • Not mentioned in the provided text

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    Description

    Explore the essential information about common disinfectants and antiseptics, including Povidone Iodine, Acetic Acid, and Hydrogen Peroxide. Understand their uses, contraindications, side effects, and mechanisms of action in various medical scenarios. This quiz provides a comprehensive review for students in health sciences and medicine.

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