Answer: get in through 4 stages absorption, distribution, metabolism, excretion.
Explanation: it is absorbed into blood stream through needle, lungs, mouth etc. then then circulatory system distrustes the drug throughout body. Then is metabolized by the body.
Tremors from Parkinson's disease are most prominent when your hands are at your sides or resting in your lap. Associated conditions. Essential tremor doesn't cause other health problems, but Parkinson's disease is associated with stooped posture, slow movement and shuffling gait.
source: https://www.mayoclinic.org/diseases-conditions/essential-tremor/symptoms-causes/syc-20350534