Coloring, Flavoring, and Sweetening Agents in Pharmaceuticals
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Questions and Answers

What is the maximum amount of flavoring agents that can be used in chewable tablets?

  • 1-1.5%
  • 2-2.5%
  • 0.5-0.75% (correct)
  • 3-3.5%
  • Which sweetening agent is sweeter than sucrose but can give a bitter aftertaste and is considered to be carcinogenic?

  • Stevia
  • Sucrose
  • Aspartame
  • Saccharin (correct)
  • What do adsorbents do in the production of tablets?

  • Convert oily drugs to apparently dry state (correct)
  • Convert oily drugs to liquid state
  • Improve tablet stability
  • Enhance dissolution
  • Which polymer is used in tablets to retard dissolution?

    <p>Ethyl cellulose</p> Signup and view all the answers

    What is the role of wetting agents in tablets containing poorly soluble drugs?

    <p>Enhance dissolution</p> Signup and view all the answers

    What is the main disadvantage of using sucrose as a sweetening agent?

    <p>Hygroscopic nature</p> Signup and view all the answers

    What is the first step in the wet granulation process for tablet manufacture?

    <p>Moistening the ingredients to form a mass</p> Signup and view all the answers

    Which process can be used for tablet production without initial granulation?

    <p>Direct compression process</p> Signup and view all the answers

    What is the purpose of using sodium carboxymethylcellulose in tablet production through direct compression?

    <p>To provide flowability and cohesive features to the powder mixture</p> Signup and view all the answers

    When is the disintegrant added in the dry granulation process?

    <p>Added to granules before they are compressed</p> Signup and view all the answers

    What is the method of choice for tablet production with powder moisture or thermosensitive ingredients?

    <p>Dry granulation</p> Signup and view all the answers

    Which excipient is typically included to provide flowability and cohesive features to the powder mixture for tablet production through direct compression?

    <p>Sodium carboxymethylcellulose</p> Signup and view all the answers

    What is the main advantage of the direct compression process for tablet manufacture?

    <p>Few processing steps</p> Signup and view all the answers

    Study Notes

    Flavoring Agents in Chewable Tablets

    • Maximum allowable amount of flavoring agents in chewable tablets is typically regulated, but specific limits may vary by region.

    Sweetening Agents

    • Aspartame is a sweetening agent that is sweeter than sucrose, known for causing a bitter aftertaste and considered to be potentially carcinogenic.

    Role of Adsorbents

    • Adsorbents are added in tablet production to absorb moisture, preventing degradation and ensuring stability of the final product.

    Dissolution-Retarding Polymers

    • Hydroxypropyl methylcellulose (HPMC) is commonly used to retard dissolution in tablets, controlling the release rate of the active ingredient.

    Wetting Agents in Poorly Soluble Drugs

    • Wetting agents aid solubility and improve the dissolution of poorly soluble drugs in tablet formulations.

    Disadvantage of Sucrose

    • Sucrose can lead to dental caries and may cause fluctuations in blood glucose levels, making it less desirable for some formulations.

    First Step in Wet Granulation

    • The initial step involves the mixing of active ingredients with a binder to form a wet mass.

    Tablet Production without Granulation

    • The direct compression method enables tablet production without the need for initial granulation, simplifying the process.

    Purpose of Sodium Carboxymethylcellulose

    • Sodium carboxymethylcellulose serves as a binder and disintegrant in direct compression tablet production, enhancing tablet integrity and dissolution.

    Disintegrant Addition in Dry Granulation

    • In the dry granulation process, disintegrants are typically added after the granules are formed, ensuring effective decomposition of the tablet upon ingestion.

    Method for Moisture or Thermosensitive Ingredients

    • The direct compression process is the preferred method for tablet production when dealing with moisture-sensitive or thermosensitive ingredients, as it avoids heat and excessive moisture exposure.

    Flowability and Cohesion in Direct Compression

    • Microcrystalline cellulose is commonly included to enhance flowability and cohesive properties of the powder mixture for direct compression tablet production.

    Advantage of Direct Compression

    • Direct compression offers a faster manufacturing process and reduces the need for additional processing steps, making it more efficient and cost-effective.

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    Description

    This quiz covers the identification and use of coloring agents in off-color drugs, the production of elegant products, and the characteristics of flavoring and sweetening agents in pharmaceuticals. Topics also include the disadvantages and safety considerations of various sweetening agents.

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