What is Demerol ?

• Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
• Anxiety, restlessness, fast heartbeat, fever, sweating, muscle spasms, twitching, nausea, vomiting, diarrhea, seeing or hearing things that are not there
• Changes in skin color, dark freckles, cold feeling, tiredness, weight loss
• Extreme dizziness or weakness, shallow breathing, slow or uneven heartbeat, sweating, cold or clammy skin, seizures
• Severe constipation or stomach pain
• Severe confusion, lightheadedness, dizziness, fainting
• Worsening of pain, increased sensitivity to pain

• This medicine may cause constipation, especially with long-term use. Ask your doctor if you should use a laxative to prevent and treat constipation. Drink plenty of liquids to help avoid constipation.
• Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, breathing or lung problems (including sleep apnea), heart rhythm problems, Addison disease, pheochromocytoma (an adrenal gland tumor), prostate problems, sickle cell anemia, stomach or bowel problems, trouble urinating, thyroid problems, or a history of depression or mental health problems. Tell your doctor if you have had seizures, a head injury, a recent surgery, or have been addicted to alcohol or drugs.
• This medicine may cause the following problems:High risk of overdose, which can lead to deathRespiratory depression (serious breathing problem that can be life-threatening)Sleep-related breathing problems (including sleep apnea, sleep-related hypoxemia)Worsening of painSerotonin syndrome (when used with certain medicines)Adrenal gland problemsLow blood pressure
• This medicine can be habit-forming. Do not use more than your prescribed dose. Call your doctor if you think your medicine is not working.
• Do not stop using this medicine suddenly. Your doctor will need to slowly decrease your dose before you stop it completely.
• Tell any doctor or dentist who treats you that you are using this medicine. You may need to stop using this medicine several days before you have surgery or medical tests.
• This medicine may make you dizzy, drowsy, or lightheaded. Do not drive or do anything else that could be dangerous until you know how this medicine affects you. Change positions slowly when you get up from a sitting or lying position.
• Keep all medicine out of the reach of children. Never share your medicine with anyone.
• This medicine could cause infertility. Talk with your doctor before using this medicine if you plan to have children.