Possible reactions when administered intravenously
1. What is intravenous injection?
2. Intravenous area
In the M vein system, the two large veins on the front of the elbow gather into a V. This is a large vein that is easy to find and easy to inject. Internal saphenous vein Veins of forearm, back of hand, instep of feet Can be injected into the jugular vein, subclavian vein, and femoral vein in the groin when needed Inject into the head, wrist, medial ankle, and pubic veins hand for children.
3. Indications and contraindications for intravenous injection
Drugs that act quickly when entering the body, such as anesthetics, vasodilators... Drugs that cause pain and tissue necrosis such as uabain. .. Drugs that can only be injected intravenously, not intramuscularly or subcutaneously. It is necessary to put a large amount of medicine into the patient's body. Therapeutic serum Blood, plasma and colloidal solutions such as subtosan, dextan... Drugs with systemic effects Patients in need of emergency Patients with exhaustion Intravenous administration is contraindicated in the following cases:
Fat-soluble drugs Rapid injection Drugs that stimulate the cardiovascular system as strong as adrenaline except in the emergency of cardiac arrest. The sites of infection, burns, absolutely do not inject intravenously.
4. Intravenous injection technique
5. Possible reactions when administered intravenously
Injection site bulge: the bevel of the needle is halfway inside the outer half of the vein, causing the injection site to swell. It is possible that the needle has pierced a vein or that the vein has broken. Need to withdraw the needle to inject again, apply heat to the bulge to dissolve the hematoma and quickly dissolve the drug Needle blockage: blood flows into the syringe when it hits the vein, but the blood clots at the tip of the needle, causing the needle to be injected. blocked, the needle must be removed immediately and replaced if the drug cannot be injected Shock or fainting: because the patient is afraid of injection or has an allergic reaction to the drug, because the drug is injected too quickly or the needle is punctured many times. vein. In this case, the injection should be stopped and the doctor immediately informed. Embolism: air entering the vessel wall during injection causes embolism. Do not allow air to enter the syringe before injecting the patient and avoid using the wrong drug to prevent embolism. because it may have been stabbed into the artery by mistake. Necrosis: drugs that are contraindicated for subcutaneous injection are injected outside the vein. For treatment, it is necessary to apply heat, thin bandages if there is necrosis. Infection: the patient may have local or systemic infections due to the principle of aseptic not being guaranteed. Practice good sterilization to prevent infection. Infectious disease: due to the needles and syringes not being sterilized well... Vinmec International General Hospital is one of the hospitals that not only ensures professional quality with a team of leading doctors, medical equipment system, and medical equipment system. modern technological equipment, but also outstanding with comprehensive and professional medical examination, consultation and treatment services; civilized, polite, safe and sterile medical examination and treatment space.
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