37 5-8. The most common method of administering medications is 1. orally 2. parentally 3. topically 4. intravenously 5-9. Which of the following is an example of a drug injected intradermally? 1. Insulin 2. Procaine hydrocloride 3. Purified protein derivative 4. 2 or 3 above 5-10. Which of the following is NOT a way in which drugs are grouped? 1. By chemical characteristics 2. By their brand names 3. By their source 4. By their action on the body 5-11. Which of the following is a characteristic side effect of antihistamines? 1. Nausea 2. Drowsiness 3. Uricaria 4. Tinnitis 5-12. Agents that inhibit the growth of microorganisms without necessarily killing them are known as 1. germicides 2. fungicides 3. antiseptics 4. astringents 5-13. The drug group most often used to treat dyspepsia is 1. emollients 2. astringents 3. antacids 4. adsorbents 5-14. Patients sensitive to penicillin may also exhibit sensitivity to cephalosporins. 1. True 2. False 5-15. Milk or milk products may interfere with the absorption of which of the following drugs? 1. Cephalexin (Keflex) 2. Tetracycline hydrochloride 3. Streptomycin sulfate 4. Erthromycin 5-16. Macrolides are effective against which of the following organisms? 1. Gram-positive cocci 2. Dermatophytes 3. Parasites 4. Gram-negative 5-17. Supplemental potassium may be required with which of the following categories of drugs? 1. Anti-inflammatories 2. Antidiahrreals 3. Antipyretics 4. Diuretics 5-18. The two most important opium alkaloids are morphine and 1. paraldehyde 2. codeine 3. meperidine 4. cocaine 5-19. Water-soluable vitamins are not excreted in the urine and are stored in the body in moderate amounts. 1. True 2. False