Physical Delivery Methods

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Physical Delivery Methods
2011-02-15 19:57:24
Pharmacy Tech

Listed in Pass Assured
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  1. Buccal Tablet
    Designed to dissolve slowly between the cheek and the gum; bypasses GI tract and allows for prolonged medication release.
  2. Sublingual Tablets
    AKA SL tablets. Dissolve quickly under the tongue for nearly immediate effects.
  3. Effervescent Tablets
    Dissolves in water or other solution.
  4. Chewable Tablets
    Used for those with difficulty swallowing normal tablets; usually children and the elderly.
  5. Enteric-Coated Tablets
    Designed to delay release until it reaches the intestine.
  6. Reasons to use Enteric Coated tablets:
    • 1. Drug is ineffective if it is absorbed in the stomach
    • 2. Drug is Harmful to the stomach.
  7. Film Coated Tablet
    Covered with a layer of film; used to mask drug taste
  8. Capsules
    2nd most common; Enclosed in hard or soft gelatin
  9. Hard gelatin coating on a capsule contains?
    powder or granules
  10. Soft gelatin coating contains?
  11. Pills
    outdated; made from powdered plant or animal components; rolled with active ingredient and adhesive to make solid.
  12. Pastilles/lozenges
    Dissolve in mouth; look like hard candy
  13. Troches
    Hard or gummy; same as lozenge
  14. Powders
    Can be taken externally by applying to the skin or internally by mixing with a drink
  15. Suppository
    Designed to be inserted into a body cavity other than the mouth, including urethra, rectum, or vagina. Melt at body temperature for delivery.
  16. Vaginal Tablets
    Suppositories just for the vagina.
  17. What is the advantage to a liquid dosage form?
    It is very easy to swallow
  18. What are the shortcomings of liquid dosage forms?
    Short shelf life, often require refrigeration, and may need something to mask the taste
  19. Solutions
    Solvent completely dissolves in solution
  20. Syrups
    Solutions that contain syrups
  21. Tinctures
    Solutions containing alcohol
  22. Reconstituted liquids
    Require addition of water by the pharmacy; deteriorates rapidly in liquid form; must be shaken before use. Labels necessary
  23. Emulsion
    Mix of oil and water with emulsifying agents. Must be shaken because they will separate over time.
  24. Elixir
    Combination of sugar and alcohol intended for oral use.
  25. Spirits/essences
    Substances that evaporate quickly and require airtight containers
  26. Foam
    Uses a gas in a liquid
  27. Shampoos
    Can deliver medication
  28. Colloids
    Liquids that dry to form a flexible film that can be removed. Ex. New Skin
  29. Mouthwash
    Medicationt that is swished, but not swallowed
  30. Parenteral Medications
    Directly injected; preparation requires aseptic technique
  31. Inhalation Solutions
    Solutions meant to be put in a nebulizer for delivery
  32. Ointment
    applied to skin or mucous membrane; thick and greasy
  33. Cream
    Easy to wash off and leaves skin dry
  34. Lotion
    Used for large or hairy areas
  35. Gel
    Semisolid; rubbed on skin; texture of jelly
  36. Paste
    Solidifies to become impermeable to water
  37. Liniments
    Release heat
  38. Tape
    Medication is absorbed through the skin from the tape and the skin is protected by the tape.
  39. Transdermal Patches
    Have a reservoir of medication and release over time
  40. Aerosols
    Absorbed through the lungs; has very small particles
  41. Implants
    Object placed under the skin that delivers medication.
  42. Gum
    Medication is in gum and releases while chewed.
  43. Nasal Spray
    Solution sprayed up nose for either topical or systemic effect
  44. Ear/eye dropper
    Administers small, accurate dose to the eye or ear;eye must be prepared aseptically. Eye drops can be used in the ear.