Parenterally

From WikiMD's Wellness Encyclopedia

Parenterally is a term used in medicine to describe the administration of substances such as drugs or nutrients by a route other than the digestive tract. This can include methods such as intravenous injection, intramuscular injection, subcutaneous injection, or intradermal injection. Parenteral administration is often used when oral administration is not possible or not efficient.

Methods of Parenteral Administration[edit | edit source]

There are several methods of parenteral administration, each with its own advantages and disadvantages.

Intravenous Injection[edit | edit source]

Intravenous injection involves injecting a substance directly into a vein. This method allows for rapid delivery of the substance to the bloodstream and is often used in emergency situations or when a rapid response is required.

Intramuscular Injection[edit | edit source]

Intramuscular injection involves injecting a substance into a muscle. This method allows for slower, more sustained release of the substance into the bloodstream.

Subcutaneous Injection[edit | edit source]

Subcutaneous injection involves injecting a substance into the layer of fat beneath the skin. This method also allows for slower, more sustained release of the substance into the bloodstream.

Intradermal Injection[edit | edit source]

Intradermal injection involves injecting a substance into the dermis, or second layer of skin. This method is often used for allergy testing and tuberculosis screening.

Uses of Parenteral Administration[edit | edit source]

Parenteral administration is used in a variety of medical situations. It is often used when a patient is unable to take medication orally, such as when they are unconscious or have difficulty swallowing. It is also used when a medication needs to be delivered quickly, such as in an emergency situation. In addition, some medications are more effective when delivered parenterally.

Risks and Complications[edit | edit source]

While parenteral administration can be very effective, it also carries some risks. These can include infection at the injection site, damage to tissues and nerves, and allergic reactions. It is important that parenteral administration be performed by a trained healthcare professional to minimize these risks.

Parenterally Resources

Contributors: Prab R. Tumpati, MD