S
(R*,R*)-(+,-)-Isomer Nordefrin Hydrochloride
Posted on July 24, 2011 |
A norepinephrine derivative used as a vasoconstrictor agent.
Serum Amyloid P-Component
Posted on July 24, 2011 |
Amyloid P component is a small, non-fibrillar glycoprotein found in normal serum and in all amyloid deposits. It has a pentagonal (pentaxin) structure. It acts as an acute phase protein in the mouse, modulates immunologic responses in man, inhibits elastase, and has been suggested as an indicator of liver disease.
Stimulus Deprivation Induced Amblyopia
Posted on July 24, 2011 |
A nonspecific term referring to impaired vision. Major subcategories include stimulus deprivation-induced amblyopia and toxic amblyopia. Stimulus deprivation-induced amblopia is a developmental disorder of the visual cortex. A discrepancy between visual information received by the visual cortex from each eye results in abnormal cortical development. STRABISMUS and REFRACTIVE ERRORS may cause this condition. Toxic amblyopia is a disorder of the OPTIC NERVE which is associated with ALCOHOLISM, tobacco SMOKING, and other toxins and as an adverse effect of the use of some medications.
Sublingual Drug Administration
Posted on July 24, 2011 |
Administration of a soluble dosage form by placement under the tongue.
Spermicidal Agents
Posted on July 24, 2011 |
Chemical substances that are destructive to spermatozoa used as topically administered vaginal contraceptives.
Serotonin Agents
Posted on July 24, 2011 |
Drugs used for their effects on serotonergic systems. Among these are drugs that affect serotonin receptors, the life cycle of serotonin, and the survival of serotonergic neurons.
Slow alpha 2-Macroglobulins
Posted on July 24, 2011 |
Glycoproteins with a molecular weight of approximately 620,000 to 680,000. Precipitation by electrophoresis is in the alpha region. They include alpha 1-macroglobulins and alpha 2-macroglobulins. These proteins exhibit trypsin-, chymotrypsin-, thrombin-, and plasmin-binding activity and function as hormonal transporters.
Sweetening Agent
Posted on July 24, 2011 |
Substances that sweeten food, beverages, medications, etc., such as sugar, saccharine or other low-calorie synthetic products. (From Random House Unabridged Dictionary, 2d ed)
Serotonergic Agents
Posted on July 24, 2011 |
Drugs used for their effects on serotonergic systems. Among these are drugs that affect serotonin receptors, the life cycle of serotonin, and the survival of serotonergic neurons.
Serotonergic Agonist
Posted on July 24, 2011 |
Agents that have an affinity for serotonin receptors and are able to mimic the effects of serotonin by stimulating the physiologic activity at the cell receptors. These compounds are used as antidepressants, anxiolytics, and in the treatment of migraine.