The treatment of redness and swelling where the injection was given needs to be based on the cause of the symptoms. The main causes of redness and swelling are poor drug absorption, local allergies, drug extravasation and so on.
1. Poor drug absorption: If the patient injects a high concentration of drugs or the injection site is too shallow, it may lead to poor absorption of the injected drugs, resulting in redness and swelling of the injection site. The treatment method can be used hot towel hot compresses red and swollen parts, promote local blood circulation to accelerate the absorption of medicine, can make the symptoms be relieved.
2. Local allergy: If the patient is allergic to the injected drug, redness and swelling of the injection site can also occur. Generally, the red and swollen parts will have obvious itching discomfort, can use hydrocortisone butyrate ointment under the guidance of the doctor to stop the itching, avoiding the eye of the needle; if the scope of redness and swelling is enlarged, you can follow the doctor’s instructions for oral desensitization drugs, such as loratadine tablets for antisensitization treatment.
3. Drug extravasation: if the injection caused by inflammation and other stimuli, resulting in patients with increased permeability of local capillaries, so that the injection of drugs extravasation, resulting in redness and swelling of the injected place. Treatment can use magnesium sulfate wet compresses under the guidance of the doctor to help reduce swelling and relieve pain.
If you find that the place where the injection is red and swollen, it is recommended to seek medical help in time and actively cooperate with the doctor’s treatment.