Benadryl Cream Pre and Post Lab Questions

Pre-Lab Questions

1. What is the generic name for Benadryl?

  • Diphenhydramine

    • What does this drug treat?

      • Treats allergy, common cold, and hay fever.

2. MSDS Sheet Lab Questions

a. What is the name of your chemical(s)?
  • Diphenhydramine
  • Emollient Cream
b. Identify 3 important factors for each.

  • Diphenhydramine

    • It blocks the body’s allergic response to reduce itching and swelling.
    • It must be used in the right amount, as too much of it can be harmful.
    • It gets absorbed through the skin.

  • Emollient Cream

    • Helps spread the medicine.
    • Moisturizes the skin.
    • The cream must stay fresh and not break down or react with the medicine.
c. What are 2 safety related factors to keep in mind about your chemical(s)?

  • Diphenhydramine

    • If too much is absorbed, it may cause drowsiness or dry mouth.
    • May cause skin reactions.

  • Emollient Cream

    • If not stored properly, germs can grow and cause infections.
    • Some creams have fragrances or preservatives that can irritate sensitive skin.

3. What is the process for patients to obtain this product?

  • Benadryl Cream can be bought without a prescription at pharmacies, supermarkets, or online.
  • It is an OTC (Over-The-Counter) medication.

4. Does this product come in different dosage forms? Explain.

  • Yes, Benadryl comes in different dosage forms, including:

    • Tablets
    • Capsules
    • Liquid (for children or those who have difficulty swallowing pills)
    • Topical creams/gels (to relieve itching or allergy reactions)
    • Injectable (for severe allergic reactions)

Post-Lab Questions

Answer this after you complete your rotation

1. Describe (2) techniques you used while compounding your product.

  • Triturate: Grinding a solid substance into a fine powder.
  • Geometric Dilution: Mixing a small amount of API (Active Pharmaceutical Ingredient) and base gradually to ensure even distribution.

2. What are some precautions you took prior and during the compounding process?

  • Prior: Garbed and cleaned equipment and workplace.
  • During: Monitored consistency and used proper storage.