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.
BID, also b.i.d. or BD, is a medical abbreviation for bis in die, meaning to give medication twice a day. TID, also t.i.d., is a medical abbreviation for ter in die, meaning to give medication three times a day. QID also q.i.d, is a medical abbreviation which means to give the medication four times a day. PRN is a medical abbreviation for pro re nata, meaning to give medication as the situation demands or according to need. Qxh or Qxd once every x hours or once every x days. More abbreviations here. Notes at the link above offer a good formula for calculating changing the number of times a day dosing.