PTCE Exam 2022| 151 QUESTIONS| WITH COMPLETE SOLUTIONS

Dosage Forms (Solids) Correct Answer: - Tablets - Capsules (spansule = contains small pellets/time release) - Effervescent salts = release CO2 - Implants/pellets - Lozenges / troches / pastilles (candy) - Plasters = patch - Powders -Suppositories Dosage Forms (Solutions): solute dissolved in aqueous, alcoholic, or hydro alcoholic solvent Correct Answer: - Aromatic water - Collodion = pyroxylin + alcohol - Elixir = clear & sweet, ethanol + water - Enema = rectal - Extract - Douche - Isotonic = ophthalmic - Liniments = emulsion, apply by rubbing - Spirits = volatile ingredients - Syrups = aqueous sol. sweetened with sucrose - Tinctures = alcoholic sol. of pure chemicals Dosage Forms (Dispersions): in dispersing vehicle Correct Answer: - Suspension - Emulsion = Immiscible. O/w becomes diluted with water, can be oral or topical; washable, nongreasy. W/o isn't diluted, usually topical (Eucerin), greasy. - Lotion - Gel - Anhydrous ointment = absorb water, insoluble in water, not water washable (Aquaphor) - Oleaginous ointment = don't absorb water, insoluble in water, not water washable (white petroleum) -Pastes -Cream Dosage Forms (Inhalants) Correct Answer: - Aerosol = pressurized spray, admin into body cavities - Spray = emits dispersion How is expiration calculated? Correct Answer: Either 1. 6 months OR 2. 1/4th of manufacturer's time. Whichever is less.