Distribution: Vitamin B12 is distributed into the liver, bone marrow, and other tissues, including the placenta. Sub Q injections target the fatty layer of tissue just below the surface of the skin. Proper Syringe Technique for Sub Q Injection. To give a B12 injection, start by cleaning the injection site, such as the upper arm or thigh, with a cotton ball dipped in rubbing alcohol to sterilize the area. Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.. GENERAL INFORMATION. When administering a vitamin B12 injection subcutaneously, the needle should be inserted into the subcutaneous tissue, which is a tissue layer between the skin and the muscle. Vitamin B12 can be given Sub Q or IM. They have no major side effects. Then, turn the B12 solution upside down and insert the needle into the bottom of the vial. Vitamin B12 side effects. Starting over was the right thing. I think these injections don't last as long either as I suspect the B12 leaks into the blood vessel. Vitamin B-12 injections can help restore and maintain the body's necessary B-12 supply. Call your doctor at once if you have: heart problems--swelling, rapid weight gain, feeling short of breath; Cyanocobalamin, or vitamin B12, is a B vitamin. Sites for Sub Q Injection . Vitamin B12 is rapidly absorbed from intramuscular (IM) and subcutaneous (SC) sites of injection; peak plasma concentrations are reached within 1 hour after IM injection. Vitamin B12 injections are generally considered to be very safe. Keeping this in consideration, is vitamin b12 injections subcutaneous or intramuscular? "does subcutaneous and intramuscular injections use the same b12 solution or vial? Steps for Subcutaneous Injection . Gather supplies (Double check for correct medication and dosage). or is it different solution for different types of shots?" Better luck next time. Cyanocobalamin (b12) injection 1,000 mcg / mL Multiple dose for intravenous, intramuscular or subcutaneous use. Subcutaneous - I think 1/2 inch needle. While the site dries, pull the plunger back on your syringe to your desired measurement. Your Provider has ordered Vitamin B12 Injection to be given: Sub Q. IM . Subcutaneous B12 Injection. To activate the B12, you can rub the injection site in a circular motion. Intramuscular injection sites for B12 include the thigh (vastus laeralis muscle), hip (ventrogluteal muscle), arm (deltoid muscle) or the buttocks (dorsogluteal muscle). Wash Hands. This will also help ease any irritation. You require vitamin B-12 for healthy blood and optimal mental function. But I do only IM into gluteous Maximus so 1 inch and 1.5 inch work well for me. Click to see full answer. However, in very rare cases, some people can experience side effects caused by … It is found in a variety of foods such as fish, seafood, meats, and dairy products. Subcutaneous injection sites for B12 include the abdomen, upper arm, thigh and lower back. Vitamin B12 is rapidly absorbed from intramuscular (IM) and subcutaneous (SC) sites of injection; peak plasma concentrations are reached within 1 hour after IM injection.Distribution: Vitamin B12 is distributed into the liver, bone marrow, and other tissues, including the placenta.