Pharmacists also frequently oversee pharmacy students serving as interns. Thus, the pharmacist may delegate prescription-filling and administrative tasks and supervise their completion.

Pharmacists are responsible for the accuracy of every prescription that is filled, but they often rely upon pharmacy technicians to assist them in the dispensing medications. Most pharmacists keep confidential computerized records of patients' drug therapies to prevent harmful drug interactions. Some pharmacists specialize in specific drug therapy areas, such as intravenous nutrition support, oncology (cancer), nuclear pharmacy (used for chemotherapy), geriatric pharmacy, and psychiatric pharmacy (the use of drugs to treat mental disorders). They may counsel hospitalized patients on the use of drugs before the patients are discharged. They also plan, monitor, and evaluate drug programs or regimens. They may make sterile solutions to be administered intravenously. Pharmacists in healthcare facilities dispense medications and advise the medical staff on the selection and effects of drugs. Some pharmacists are trained to administer vaccinations. Some community pharmacists provide specialized services to help patients with conditions such as diabetes, asthma, smoking cessation, or high blood pressure. Those who own or manage community pharmacies may sell non-health-related merchandise, hire and supervise personnel, and oversee the general operation of the pharmacy. In addition, they often complete third-party insurance forms and other paperwork. They also advise patients about general health topics, such as diet, exercise, and stress management, and provide information on products, such as durable medical equipment or home healthcare supplies. Pharmacists in community pharmacies dispense medications, counsel patients on the use of prescription and over-the-counter medications, and advise physicians about medication therapy. The person overseeing this dispencary is call a pharmacist.

A Pharmacy is a storefront which despenses prescription and non-prescription medicine.

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