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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

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Cyanide works by making the human body unable to use oxygen.

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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

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To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

A negative feedback loop. A negative feedback loop.
A positive feedback loop. A positive feedback loop.
Symporter protein in the loop of Henle: (a) normal reabsorption of inhibition of the Na+, K+, and ... Symporter protein in the loop of Henle: (a) normal reabsorption of inhibition of the Na+, K+, and ...
Loop Diuretics Loop Diuretics
A closed loop conductor that forms a circle with a radius of is located in a uniform but ... A closed loop conductor that forms a circle with a radius of is located in a uniform but ...
(a) Summary of major pathways of organic metabolism. Cells continually synthesize and break down car (a) Summary of major pathways of organic metabolism. Cells continually synthesize and break down car
Video: Facilitated Diffusion - Glucose transport

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