Uses. Diphenhydramine is an antihistamine used to relieve symptoms of allergy, hay fever, and the common cold. These symptoms include rash, itching, watery eyes, itchy eyes /nose/throat, cough, runny nose, and sneezing. It is also used to prevent and treat nausea, vomiting and dizziness caused by motion sickness. Diphenhydramine can also be used to help you relax and fall asleep.
Arizona is an origin-based sales tax state, meaning that you should charge sales tax rates based on the origin of the goods in Arizona. To make matters a little simpler, all Amazon Fulfillment Centers in Arizona are located in Maricopa County, though they are in two different cities.
Report Abuse. The amazon Rain forest is located in the continent of South America. This site will help you learn more: http://en.wikipedia.org/wiki/Amazon_Rain...t is called Amazon rainforest due to the Amazon river which crosses the rainforest from west to east, starting in Peru and going all over to Brasil and then finishing in the Atlantic ocean.