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Amphetamines are a class of psychoactive drugs that are stimulants.Paradoxical drowsiness can sometimes occur in adults. [1] Research from the 1980s popularized the belief that ADHD stimulants such as amphetamine have a calming effect in individuals with ADHD, but opposite effects in the general population. [2]
right ear auris dextra a.m., am, AM morning: ante meridiem: nocte every night Omne Nocte a.s., as, AS left ear auris sinistra a.u., au, AU both ears together or each ear aures unitas or auris uterque b.d.s, bds, BDS 2 times a day bis die sumendum b.i.d., bid, BID twice a day / twice daily bis in die gtt., gtts drop(s) gutta(e) h., h hour: hora
It is the surface of the body opposite from the chest. The vertebral column runs the length of the back and creates a central area of recession. The breadth of the back is created by the shoulders at the top and the pelvis at the bottom. Back pain – is pain felt in the back.
A nocebo effect is said to occur when a patient's expectations for a treatment cause the treatment to have a worse effect than it otherwise would have. [1] [2] For example, when a patient anticipates a side effect of a medication, they can experience that effect even if the "medication" is actually an inert substance. [1]
Reverse tolerance or drug sensitization is a pharmacological phenomenon describing subjects' increased reaction (positive or negative) to a drug following its repeated use. [4] Not all drugs are subject to reverse tolerance. This is the opposite of drug tolerance, in which the effect or the subject's reaction decreases following its repeated ...
“You got all these people with this disease who need treatment,” he said. “There’s a medication that could really help us tackle this problem, help us dramatically reduce overdose death, and people are having a hard time accessing it.” The anti-medication approach adopted by the U.S. sets it apart from the rest of the developed world.
Some medications are so teratogenic that they are absolutely contraindicated in pregnancy; examples include thalidomide and isotretinoin. Relative contraindications are contraindications for circumstances in which the patient is at higher risk of complications from treatment, but these risks may be outweighed by other considerations or ...
The English word right is a cognate of rectus. This is the origin of the D/L and R/S notations, and the employment of prefixes levo-and dextro-in common names. The prefix ar-, from the Latin recto (right), is applied to the right-handed version; es-, from the Latin sinister (left), to the left-handed molecule.