How to buy Hydrocodone online, if you are looking for a trusted site then Careskit will be the best option that you can go with. You will find every dose with proper details there. Hydrocodone is a pain reliever that is used to treat moderate to severe pain, such as that caused by an injury or surgery. It will not reduce a fever or muscle spasms caused by illness or injury. Long-term use of hydrocodone may lead to physical dependence and tolerance.