Tablet Formulations
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Questions and Answers

What is the advantage of using tablets as an oral dosage form?

  • Easy and convenient to use (correct)
  • Greater chemical mobility for drug molecules
  • Unstable drug molecule due to limited mobility
  • Rapid absorption in the gastrointestinal tract
  • What is the function of the crystal lattice structure in tablet formulation?

  • Enhances the solubility of drug molecules
  • Promotes rapid drug absorption in the gastrointestinal tract
  • Increases the chemical reactivity of drug molecules
  • Restricts the mobility of drug molecules, reducing the likelihood of chemical reactions (correct)
  • In what ways can tablets be consumed other than swallowing them whole?

  • Chewing or dissolving in water (correct)
  • Inhaling as a powder
  • Mixing with liquid for injection
  • Applying topically on the skin
  • Why are drug molecules in a solid-state tablet more stable compared to those in liquid form?

    <p>Limited mobility of molecules in the crystal lattice reduces the likelihood of chemical reactions</p> Signup and view all the answers

    What is the disintegration time requirement for uncoated tablets in water?

    <p>Less than 15 minutes</p> Signup and view all the answers

    How many tablets are taken at random for the disintegration test?

    <p>6 tablets</p> Signup and view all the answers

    What is the minimum percentage of the drug that should be released within 45 minutes in the dissolution test?

    <p>80%</p> Signup and view all the answers

    For which type of tablet is the dissolution test not required?

    <p>Registered tablet under EP</p> Signup and view all the answers

    For a tablet weighing 220mg, what is the maximum allowable deviation from the average mass according to the pharmacopeial quality control tests?

    <p>$16.5 mg$</p> Signup and view all the answers

    If the average weight of 20 tablets is $95.2 mg$, which tablet deviates the most from the average mass according to the pharmacopeial quality control tests?

    <p>Tablet 12 with a mass of $96.7 mg$</p> Signup and view all the answers

    What is the acceptable range of active ingredient content for registered tablets according to the pharmacopeial quality control tests?

    <p>Within 90-110%</p> Signup and view all the answers

    What is the maximum allowable deviation for active ingredient content in listed tablets according to the pharmacopeial quality control tests?

    <p>Within 90-120%</p> Signup and view all the answers

    Study Notes

    Advantages of Tablets as Oral Dosage Forms

    • Convenient for dosing and easy to handle
    • Stable and have a longer shelf-life compared to liquids
    • Precise dosage control and manufacturing efficiency
    • Can be formulated for controlled release of medications

    Crystal Lattice Structure in Tablet Formulation

    • Provides stability and integrity to the tablet
    • Helps control the release rate of the active ingredient
    • Affects physical properties like hardness, dissolution rate, and compressibility

    Alternative Consumption Methods for Tablets

    • Tablets can be crushed and mixed with food or liquids
    • Some can be dissolved in water to create a suspension
    • Effervescent tablets can be consumed by dissolving in water

    Stability of Drug Molecules in Solid-States

    • Solid-state prevents degradation from hydrolysis or oxidation that occurs more readily in liquids
    • Offers better protection from environmental factors such as moisture and light
    • Solid forms provide consistent performance in terms of dosage release

    Disintegration Time Requirement for Uncoated Tablets

    • Required to disintegrate within 15 minutes when tested in water

    Random Tablet Selection for Disintegration Test

    • A total of six tablets are taken for the disintegration test

    Drug Release in Dissolution Test

    • At least 80% of the drug must be released within 45 minutes in the dissolution test

    Tablets Exempt from Dissolution Test

    • Sublingual tablets do not require a dissolution test due to their route of absorption

    Maximum Allowable Deviation for Tablet Mass

    • For a 220 mg tablet, the maximum allowable deviation is ±10% of the average mass

    Deviation from Average Mass Based on 20 Tablet Sample

    • If the average weight of 20 tablets is 95.2 mg, deviations exceeding ±7.5 mg should be noted (a 7.5% deviation)

    Acceptable Range for Active Ingredient Content

    • Active ingredient content should be within 90-110% of the labeled claim for registered tablets

    Maximum Allowable Deviation for Active Ingredient in Listed Tablets

    • Maximum allowable deviation is ±10% of the active ingredient content

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    Description

    Test your knowledge of tablet formulations with this quiz! Explore the advantages and limitations of using tablets as an oral dosage form for patients. Learn about the features of tablets, including their ease of use and potential for different administration methods such as chewing and dissolving.

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