Painkillers 1 day specific dosage needs to be adjusted according to the drugs taken, the condition, there is no uniform regulation, always follow the doctor’s advice to take medication. Pain medication can be divided into non-steroidal anti-inflammatory drugs, antispasmodic painkillers, central painkillers, narcotic painkillers. 1. Non-steroidal anti-inflammatory drugs: common celecoxib. Non-steroidal anti-inflammatory drugs are the most widely used clinical applications, can be used for menstrual cramps, joint and muscle pain, toothache pain, general recommendations for 1 day to take 100-200mg can be. 2. Central painkillers: common tramadol hydrochloride tablets, mainly used for moderate acute pain and post-surgical pain, the number of times to be adjusted according to the degree of pain, but the daily dose should not exceed 400mg. 3. Narcotic painkillers: common dulcolax, long-term use will be addictive, and easy to be accompanied by nausea, vomiting, constipation and other side effects, be sure to strictly follow the doctor’s instructions for the use of medication, the daily maximum dosage should not exceed 600mg. 4. Antispasmodic painkillers: common for atropine, the dosage should be adjusted according to the specific circumstances. The total oral dosage for 1 day should not exceed 3mg. Painkillers must follow the doctor’s instructions to take correctly, do not increase the dosage without authorization.