Palliative medications are considered one of the most widely used medications in the world, the goal is the use of pain relief or in many cases reduce the associated heat for many diseases. However, excessive intake of medicines have risks and negative impacts on human health.

Types of pain-killing drugs

There are two types of pain-killing drugs: narcotic analgesics, non-narcotic analgesics.

- Narcotic analgesics:

 Is derived from opium, and is working to stop the pain exciting alarm over the impact of the brain and spinal cord, which are powerful painkillers served to curb the pain resulting from serious injuries, cancer and heart attacks and surgeries. Among these narcotic analgesic drugs: morphine and codeine and Aldemirol and others. It should be noted that it is not permissible to use these drugs only under the supervision of a medical, because misuse can cause addiction, note that it is necessary to avoid ingested by pregnant and lactating women and motorists who perform sensitive work.

- Non-narcotic analgesics:

Complete its work by blocking the secretion of prostaglandins vehicles, and benefit of these drugs in relief of mild to moderate pain such as headache, dental pain and muscle soreness and joint pain and others. Among these non-narcotic analgesic drugs, paracetamol, which is one of the most common pain relievers Statistics, an anti-pain and antipyretic, and taken in doses ranging from half a gram and one gram daily quantity so that no more than 4 grams.

And the intervention of nonsteroidal drugs in non-narcotic analgesics box, and most important of naproxen and ibuprofen and aspirin, and these drugs are working to reduce the level of hormones that fuel the pain or swelling. There are no substantial differences between the members of the family of nonsteroidal drugs in terms of efficacy, but there are important differences in the degree of drug tolerance and individual response. Featuring nonsteroidal analgesics effectively analgesic similar to those owned by paracetamol, but eating a whole and gives regular doses of anti-inflammatory effects, making therapeutic option in the management of pain accompanying inflammation.

The risk of excessive intake of medicines

The painkillers and medications on a daily basis to address the serious human health as it does not only lead to liver failure or kidney, but can lead to infection and other complications, including:

- High blood pressure

One study has shown that men who eat a Mediterranean-old ordinary painkillers such as ibuprofen and Osatamonovin and aspirin most days of the week in order to treat headaches or arthritis or muscle pain or any other aches are more likely than others to hypertension.

- Abortion

Danish researchers have found that regular sedating medications for pain can be the cause of increased risk of miscarriage in pregnant women. This increases the risk with the progress in pregnancy, and you get the majority of abortions between the seventh to the twelfth week and the week due to take painkillers.
- Hearing loss

The constantly take painkillers by men lead to a lack of exposure to the hearing, according to a study by researchers from Harvard University and included more than 26 thousand men. The study showed that painkillers are a danger to the audio capability of the men without the sixty years of age. The researchers found that the periodic consumption of aspirin increases the risk of injuries audio for those under sixty by 33% compared to men who took painkillers from time to time, while such a thing did not happen among those over sixty.

The periodic use of analgesic drugs nonsteroidal exceeded the risk of hearing loss by 61% for those under fifty, and 32% when the aged between 50 and 60, and only 16% for those who transcended session.

- Digestive disorders

The excessive intake of analgesics or used randomly adversely affects the digestive tract, especially in the upper section, Viard for sores that can develop in the rear, causing bleeding or perforation.