So for Newton, the force of gravity acting between the earth and any other object is directly proportional to the mass of the earth, directly proportional to the mass of the object, and inversely proportional to the square of the distance that separates the centers of the earth and the object.
For detail of individual antidepressants see: List of antidepressants. An antidepressant, in the most common usage, is a medication taken to alleviate clinical depression or dysthymia ('milder' depression).ntidepressants are generally, if not in pharmacology, considered separately from stimulants. They are usually taken as a course over several weeks, months or years, and have a delayed onset of therapeutic action. Drugs used for an immediate euphoric effect only are not generally considered antidepressants.
A depressant, or central depressant, is a drug that lowers neurotransmission levels, which is to depress or reduce arousal or stimulation, in various areas of the brain.Depressants are also occasionally referred to as downers as they lower the level of arousal when taken.ontrary to popular misconception, opioids are not depressants in the classical sense. They do produce central nervous system depression, however, they also excite certain areas of the central nervous system. To remain true to the term 'depressant' - opioids cannot be classified as such.