Drug injection can lead to a dependency by both physical and psychological means — and develops more quickly than with other methods of taking drugs. In recreational-use drug culture, preparation may include mixing the powdered drug with water to create an aqueous solution, and then the solution is injected. This act is often colloquially referred to as "slamming", "shooting [up]", “smashing”, "banging", "pinning", or "jacking-up", often depending on the specific drug subculture in which the term is used (i.e. heroin, cocaine, or methamphetamine). There are a variety of reasons why drugs would be more attractive to inject rather than take through other
Term of patent in the United States the delay in obtaining Food and Drug Administration (FDA) approval. "Merck & Co., Inc. v. Hi-Tech Pharmacal Co., Inc." ruled that patents extended under Hatch-Waxman are still eligible to URAA term extension. However, patents in force on June 8, 1995 solely because of the Hatch-Waxman term adjustment are not eligible. Term of patent in the United States In the United States, under current patent law, the term of patent, provided that maintenance fees are paid on time, is 20 years from the filing date of the earliest U.S. or international (PCT) application to which priority is claimed (excluding provisional applications).