Drug information provided by: Micromedex
Take this medicine only as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. This is especially important for elderly patients, who may be more sensitive to the effects of pain medicines. If too much of this medicine is taken for a long time, it may become habit-forming (causing mental or physical dependence).
Measure the oral liquid with a marked measuring spoon, oral syringe, or medicine cup. Mix each dose of the liquid in 4 ounces (one-half cup) of water and drink all of the water mixture in order to get the correct amount of medicine.
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
For oral dosage forms (solution or tablets):
For moderate to severe pain:
Adults—50 to 150 milligrams (mg) given every 3 or 4 hours as needed.
Children 1 year of age and older—Dose is based on body weight and must be determined by your doctor. The dose is usually 1.1 to 1.8 milligrams (mg) per kilogram (kg) of body weight per dose given every 3 or 4 hours as needed.
Children younger than 1 year of age—Use and dose must be determined by your doctor.
If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
Meperidine can cause serious unwanted effects if taken by adults who are not used to strong narcotic pain medicines. Make sure you store the medicine in a safe and secure place to prevent others from getting it.
Flush the unused Demerol® oral liquid or tablets down the toilet.