It is a common complication of diabetes. The most common cause is poorly controlled blood sugar over time. Diabetic nerve pain can take years to develop. In the early stages, you may have no signs at all, and then only start to feel a tingling or numbness in your feet. As it progresses, you may also feel the pain in your hands and it is often worse at night.
Lastly, the aging process affects how drugs are excreted (eliminated) from the body. The elderly have a decrease in kidney function and blood flow to the kidneys. Due to this decrease, it is common to decrease the dose of drugs that are eliminated by the kidneys.
Drugs can affect your reflexes, judgment, vision and alertness in ways similar to alcohol and they may have other dangerous effects. A combination of alcohol and other drugs severely reduces your ability to drive and can cause serious health problems, which can include death.