Analysing the text above, which statements are correct regarding water purification methods for pharmaceutical use?
I - Deionized water is obtained by ion exchange and should not be used in the preparation of injectables. II - Distilled water is sterile and can be used in the manipulation of injectable drugs. III - Sterile water for injection must be pyrogen-free and cannot contain any agents. IV - Bacteriostatic water for injection is sterile and may contain one or more agents. a) II, III, IV b) I, III, IV c) III, I, IV d) III, II, IV e) I, II, III
Analysing the text above, which statements are correct regarding water purification methods for pharmaceutical use?
I - Deionized water is obtained by ion exchange and should not be used in the preparation of injectables. II - Distilled water is sterile and can be used in the manipulation of injectable drugs. III - Sterile water for injection must be pyrogen-free and cannot contain any agents. IV - Bacteriostatic water for injection is sterile and may contain one or more agents. a) II, III, IV b) I, III, IV c) III, I, IV d) III, II, IV e) I, II, III