1 Knee spasm and Movement symptoms (5 causes). 2  Knee spasm and Knee pain (5 causes). 3  Knee spasm and Leg symptoms (5 causes). 4  Knee spasm and Limb symptoms (5 causes). 5  Knee spasm and Swelling symptoms (5 causes). 6  Knee spasm and Calf spasm (4 causes). 7  Knee spasm and Foot Spasm (4 causes). 8  Knee spasm and Leg spasm (4 causes).
Intramuscular (IM): An intramuscular (IM) medication is given by needle into the muscle. This is as opposed to a medication that is given by a needle, for example, into the skin (intradermal) or just below the skin (subcutaneous) or into a vein.
IV (intravenous): Within a vein. IV is the abbreviation for intravenous.. The word intravenous is quite properly an adjective. In this guise, it entered the English language around 1849. It means, according to Merriam Webster's Collegiate Dictionary, situated, performed, or occurring within or entering by way of a vein.. Some examples of the use of intravenous as an adjective: 1  Intravenous antibiotics refer to the administration into the venous circulation of a solution containing antibiotics; 2  Intravenous immunoglobulin is a sterile solution of concentrated antibodies extracted from healthy people given straight into a vein;