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In some countries, such as Brazil (photo) and France, more than 20% of all drug sales in units are generic. A generic drug is a pharmaceutical drug that contains the same chemical substance as a drug that was originally protected by chemical patents. Generic drugs are allowed for sale after the patents on the original drugs expire.
For example, under a 3-tier formulary, the first tier typically includes generic drugs with the lowest cost sharing (e.g., 10% coinsurance), the second includes preferred brand-name drugs with higher cost sharing (e.g., 25%), and the third includes non-preferred brand-name drugs with the highest cost-sharing (e.g., 40%).
Prescriptions may be entered into an electronic medical record system and transmitted electronically to a pharmacy. Alternatively, a prescription may be handwritten on preprinted prescription forms that have been assembled into pads, or printed onto similar forms using a computer printer or even on plain paper, according to the circumstances.
The Generic Product Identifier (GPI) is a 14-character hierarchical classification system created by Wolters Kluwer's Medi-Span that identifies drugs from their primary therapeutic use down to the unique interchangeable product regardless of manufacturer or package size. The code consists of seven subsets, each providing increasingly more ...
Pharmacy informatics is the combination of pharmacy practice science and applied information science. [31] Pharmacy informaticists work in many practice areas of pharmacy, however, they may also work in information technology departments or for healthcare information technology vendor companies. As a practice area and specialist domain ...
An International Nonproprietary Name (INN) is an official generic and nonproprietary name given to a pharmaceutical substance or an active ingredient, [1] encompassing compounds, peptides and low-molecular-weight proteins (e.g., insulin, hormones, cytokines), as well as complex biological products, such as those used for gene therapy. [2]
Prescription costs for biosimilar and generic drugs are usually less than brand names, but the cost is different from one pharmacy to another. To lower prescription drug costs, some U.S. states have sought federal approval to buy drugs in Canada , as of 2022.
While pharmacists can suggest the substitution of prescribed medications with generics, the final decision usually remains with the prescribing physician. There is ongoing discussion about expanding the role of pharmacists to include more autonomy in the prescription process, but such changes would require substantial legislative reform. [9] [10]