Dosage Form Design I: Liquid & Semi-liquid (PHM 20103)
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Questions and Answers

Which of the following dosage forms is designed to stay in physical contact with the surface of application for a reasonable duration of time?

  • Pastes
  • Jellies
  • Ointments (correct)
  • Gels
  • Which semisolid dosage form incorporates a lipid or hydrophobic excipient and is intended for external application to the skin and other mucosal membranes?

  • Creams
  • Gels
  • Lotions
  • Ointments (correct)
  • In which dosage form are unmedicated formulations frequently used as protectants or lubricants?

  • Jellies
  • Pastes
  • Ointments (correct)
  • Foams
  • Which semisolid dosage form is suitable for application through the eye, nose, ear, vagina, rectum, buccal tissue, or urethral membrane?

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

    Which type of semisolid dosage form is designed to change its shape upon the application of force?

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

    Which type of ointment base exerts an emollient effect when applied to the skin?

    <p>Petrolatum, USP</p> Signup and view all the answers

    What is the function of oleaginous bases when applied to the skin?

    <p>They prevent the escape of moisture and remain on the skin for long periods</p> Signup and view all the answers

    Which ointment base is preferred for use in cosmetics and pharmaceuticals due to less hypersensitivity compared to petrolatum?

    <p>White Petrolatum, USP (White Vaseline®)</p> Signup and view all the answers

    What is the main characteristic of Water-Removable Bases ointments?

    <p>They are greasy and difficult to wash off due to immiscibility with water</p> Signup and view all the answers

    What type of ointment base can incorporate water and aqueous preparations, but only in small amounts and with some difficulty?

    <p>Oleaginous Bases</p> Signup and view all the answers

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