A rainbow is caused by the refraction and internal reflection of light inside rain drops, which results in the white sunlight being separated out into the colours of the rainbow. See the detailed pages which are linked to at the top of this page for a more in depth explanation.A. You need a few things to see a rainbow. rainbow is caused by the refraction and internal reflection of light inside rain drops, which results in the white sunlight being separated out into the colours of the rainbow. See the detailed pages which are linked to at the top of this page for a more in depth explanation. A. You need a few things to see a rainbow.
Gabapentin is in a class of medications called anticonvulsants. Gabapentin treats seizures by decreasing abnormal excitement in the brain. Gabapentin relieves the pain of PHN by changing the way the body senses pain. It is not known exactly how gabapentin works to treat restless legs syndrome.
Gabapentin is not a Controlled Substance, that is, one that the United States federal government classifies as having potential for addiction and regulates under the Comprehensive Drug Abuse and Control Act of 1970.abapentin is an analog of gamma-aminobutyric acid (GABA), a neurotransmitter that slows down the activity of nerve cells in the brain. This means that gabapentin has a similar structure and is made up of similar chemicals as GABA, although its effect on the body is not the same.