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The parenteral route is any route that is not enteral (par-+ enteral). Parenteral administration can be performed by injection, that is, using a needle (usually a hypodermic needle) and a syringe, [16] or by the insertion of an indwelling catheter. Locations of application of parenteral administration include: Central nervous system:
Parenteral nutrition (PN) is the feeding of nutritional products to a person intravenously, [1] bypassing the usual process of eating and digestion. The products are made by pharmaceutical compounding entities or standard pharmaceutical companies.
Enteral administration involves the esophagus, stomach, and small and large intestines (i.e., the gastrointestinal tract). Methods of administration include oral, sublingual (dissolving the drug under the tongue), and rectal. Parenteral administration is via a peripheral or central vein. [ 1] In pharmacology, the route of drug administration is ...
Iron in parenteral iron preparation needs to be released by the cleavage of the surrounding complex by macrophages. [4] After reaching the bloodstream, it becomes a part of the endogenous iron pool and establishes normal human iron distribution, metabolism, and elimination. [5] Iron poisoning is a fatal medical condition.
The American Society for Parenteral and Enteral Nutrition (ASPEN) is a US-based professional organization. Its members include dieticians, nurses, pharmacists, physicians and scientists who are involved in providing clinical nutrition to patients. [5] ASPEN was founded on June 5, 1975. [6] It was officially incorporated on November 30, 1976. [7]
Intrathecal administration is a route of administration for drugs via an injection into the spinal canal, or into the subarachnoid space so that it reaches the cerebrospinal fluid (CSF). It is useful in several applications, such as for spinal anesthesia, chemotherapy, or pain management. This route is also used to introduce drugs that fight ...
Systemic administration. Systemic administration is a route of administration of medication, nutrition or other substance into the circulatory system so that the entire body is affected. [ 1] Administration can take place via enteral administration (absorption of the drug through the gastrointestinal tract) [ 2] or parenteral administration ...
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.