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Subcutaneous administration is the insertion of medications beneath the skin either by injection or infusion. A subcutaneous injection is administered as a bolus into the subcutis, the layer of skin directly below the dermis and epidermis, collectively referred to as the cutis. The instruments are usually a hypodermic needle and a syringe.
Subcutaneous: Subcutaneous injections are given at a 45-degree angle, usually in the thigh (for babies under the age of 12 months) or upper-outer triceps area for people over 12 months. The MMR ...
A Med-E-Jet vaccination gun from 1980. A jet injector, also known as a jet gun injector, air gun, or pneumatic injector, is a medical instrument that uses a high-pressure jet of liquid medication to penetrate the skin and deliver medication under the skin without a needle.
Injection into the subcutaneous tissue is a route of administration used for drugs such as insulin: because it possesses few blood vessels, the tissue absorbs drugs slowly. [10]: 135 Subcutaneous injection is believed to be the most effective manner to administer some drugs, such as human growth hormones. Just as the subcutaneous tissue can ...
It is usually a depot injection, either subcutaneous or intradermal, and not an intramuscular injection. After deposition, the drug then diffuses slowly from the depot into the capillary networks, where it enters circulation. Skin popping is distinct from intravenous injection in that the latter deposits the drug directly into the bloodstream ...
Subcutaneous (under the skin). [22] This generally takes the form of subcutaneous injection, e.g. with insulin. Skin popping is a slang term that includes subcutaneous injection, and is usually used in association with recreational drugs. In addition to injection, it is also possible to slowly infuse fluids subcutaneously in the form of ...
An intramuscular injection of vaccines allows for a slow release of the antigen to stimulate the body's immune system and to allow time for developing antibodies. Subcutaneous injections are used by heroin addicts (called 'skin popping', referring to the bump formed by the bolus of heroin), to sustain a slow release that staves off withdrawal ...
Most injector pens are designed for subcutaneous injection just under the skin, but some are designed for injection into muscle. The desired injection site and the skin profile at the injection site will determine what needle length is appropriate for a person to use. [23]