Injection

Injection is a method of delivering drugs or other substances into a patient's body using a needle and syringe. Injections are commonly used in healthcare due to their quick absorption rate and ability to deliver drugs directly to the site of action.

Types of Injections

There are several types of injections, each with its own specific uses and techniques. These include:

• Intravenous injection - This type of injection is given directly into a vein. It is often used for rapid drug delivery in emergency situations.
• Intramuscular injection - This injection is given into a muscle. It is commonly used for vaccines and medications that need to be absorbed slowly.
• Subcutaneous injection - This injection is given into the fatty layer of tissue under the skin. It is often used for insulin and other medications that need to be absorbed slowly.
• Intradermal injection - This injection is given into the skin itself. It is commonly used for allergy tests and tuberculosis screening.

Procedure

The procedure for giving an injection varies depending on the type of injection and the specific circumstances. However, the general steps include:

1. Preparation - The healthcare provider prepares the injection site and the medication. This may involve cleaning the injection site with an antiseptic and drawing up the correct amount of medication into the syringe.
2. Administration - The healthcare provider inserts the needle at the correct angle and depth, then injects the medication.
3. Aftercare - The healthcare provider removes the needle and applies pressure to the injection site to stop any bleeding. They may also apply a bandage.

Risks and Complications

While injections are generally safe, they do carry some risks. These can include:

• Infection - If the injection site is not properly cleaned, bacteria can enter the body and cause an infection.
• Bleeding - Some people may bleed more than others after an injection.
• Allergic reaction - Some people may have an allergic reaction to the medication being injected.
• Injury - If the needle is inserted too deeply or at the wrong angle, it can cause injury to muscles, nerves, or blood vessels.

See Also

• Syringe
• Needle
• Medication
• Healthcare provider

Injection Resources
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