"The profession was switching the way it trained pharmacists, and as a result there was a year when we had no pharmacy class, " says Jim Owen, director of professional practice for the American Pharmaceutical Association.

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No other sort of pharmacy had worked for Charles B, who was desperate by the time he found Dr Wehr.

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He studied pharmacy because there were no other openings for his caste in the medical school.

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Re-packaging to smaller quantities in the pharmacy for patients has meant some packs no longer contain the warning information included in the manufacturers packaging.

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Matt Perry of Wachovia Capital Markets noted that the managed-care and pharmacy-benefit-management sectors are no strangers to government investigations, but he said he could not recall any that involved an FBI search.

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The Do No Harm principle is a bedrock of ethics courses every would-be medical, nursing, dental and pharmacy student must take to graduate.

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