If you wait until the pain has worsened, the medication may not work as well. Suddenly stopping this medication may cause withdrawal, especially if you have used it for a long time or in high doses. To prevent withdrawal, your doctor may lower your dose slowly. When this medication is used for a long time, it may not work as well. Talk with your doctor if this medication stops working well.
Though it helps many people, this medication may sometimes cause addiction. Take this medication exactly as prescribed to lower the risk of addiction. Ask your doctor or pharmacist for more details. Nausea, vomiting, constipation, lightheadedness, dizziness, drowsiness, headache, increased urination, or trouble sleeping may occur.
If any of these effects persist or worsen, tell your doctor or pharmacist promptly. To prevent constipation, eat dietary fiber, drink enough water, and exercise. You may also need to take a laxative. Ask your pharmacist which type of laxative is right for you. To reduce the risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position. Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects.
Many people using this medication do not have serious side effects. Codeine is changed into a strong opioid drug morphine in your body. In some people, this change happens faster and more completely than usual, which increases the risk of very serious side effects.
Get medical help right away if you notice any of the following:. A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including:. This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
Call your doctor for medical advice about side effects. In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at Before taking this medication, tell your doctor or pharmacist if you are allergic to codeine, acetaminophen, or caffeine; or to other opioid pain medications such as morphine ; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems.
Talk to your pharmacist for more details. Before using this medication, tell your doctor or pharmacist your medical history, especially of:. This drug may make you dizzy or drowsy. Alcohol or marijuana cannabis can make you more dizzy or drowsy.
Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Avoid alcoholic beverages. Learn about the most addictive prescription drugs, including Adderall and Xanax. Codeine is an opiate used to treat pain or cough.
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Mad hatter disease is a form of chronic mercury poisoning. It got its name because it commonly affected hat makers in the 18th to 20th centuries. Noisy breathing. Feeling very sleepy. Very bad dizziness or passing out. Feeling confused. Very bad belly pain. Very bad constipation. Not able to pass urine or change in how much urine is passed. Mood changes. Hallucinations seeing or hearing things that are not there.
Change in eyesight. Fever or chills. Sore throat. Any unexplained bruising or bleeding. Trouble controlling body movements. A heartbeat that does not feel normal. It can cause severe health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin with or without fever ; red or irritated eyes; or sores in your mouth, throat, nose, or eyes.
A severe and sometimes deadly problem called serotonin syndrome may happen if you take this drug with certain other drugs. Call your doctor right away if you have agitation; change in balance; confusion; hallucinations; fever; fast or abnormal heartbeat; flushing; muscle twitching or stiffness; seizures; shivering or shaking; sweating a lot; severe diarrhea, upset stomach, or throwing up; or severe headache.
What are some other side effects of this drug? Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Dizziness. Feeling sleepy. Upset stomach or throwing up. Stomach pain. Not hungry. Dry mouth. Sweating a lot. Trouble sleeping. Feeling nervous and excitable. You may report side effects to your national health agency.
How is this drug best taken? Take with or without food. Take with food if it causes an upset stomach. Swallow whole. Do not chew, break, or dissolve.
Do not take more than what your doctor told you to take. Taking more than you are told may raise your chance of very bad side effects. Do not take this drug for longer than you were told by your doctor.
If you have been taking this drug for a long time or at high doses, it may not work as well and you may need higher doses to get the same effect. This is known as tolerance. Call your doctor if this drug stops working well.
Do not take more than ordered. Do not take this drug with other strong pain drugs or if you are using a pain patch without talking to your doctor first. What do I do if I miss a dose? If you take this drug on a regular basis, take a missed dose as soon as you think about it. Here is the link to the FDA safe disposal of medicines website:www. It is very important that your doctor check your or your child's progress while you are taking this medicine, especially within the first 24 to 72 hours of treatment.
This will allow your doctor to see if the medicine is working properly and to decide if you or your child should continue to take it. Blood tests may be needed to check for unwanted effects. It is against the law and dangerous for anyone else to use your medicine.
Keep your unused medicine in a safe and secure place. People who are addicted to drugs might want to steal this medicine. This medicine may be habit-forming. If you feel that the medicine is not working as well, do not use more than your prescribed dose.
Call your doctor for instructions. If you think you or someone else may have taken an overdose of this medicine, get emergency help at once. Signs of an overdose include: dark urine, difficult or trouble breathing, irregular, fast or slow, or shallow breathing, nausea, vomiting, pain in the upper stomach, pale or blue lips, fingernails, or skin, pinpoint pupils of the eyes, or yellow eyes or skin. This medicine may cause sleep-related breathing problems eg, sleep apnea, sleep-related hypoxemia.
Your doctor may decrease your dose if you have sleep apnea stop breathing for short periods during sleep while using this medicine. Check with your doctor right away if you have pain or tenderness in the upper stomach, pale stools, dark urine, loss of appetite, nausea, unusual tiredness or weakness, or yellow eyes or skin. These could be symptoms of a serious liver problem. Using this medicine while you are pregnant may cause serious unwanted effects, including neonatal withdrawal syndrome in your newborn baby.
Tell your doctor right away if your child has the following symptoms: an abnormal sleep pattern, diarrhea, a high-pitched cry, irritability, shakiness or tremors, sneezing, weight loss, vomiting, yawning, or failure to gain weight. Check with your doctor right away if you think you are pregnant or if you plan to become pregnant while using this medicine. Codeine is changed to morphine in the body. Some people change codeine to morphine more quickly than others.
These individuals are called "ultra-rapid metabolizers of codeine". Contact your doctor immediately if you experience extreme sleepiness, confusion, or shallow breathing. These symptoms may indicate that you are an "ultra-rapid metabolizer of codeine". As a result, there is too much morphine in the body and more side effects of morphine than usual. Children may be especially sensitive to this effect. Do not give this medicine to:. If a nursing mother is an ultra-rapid metabolizer of codeine, it could lead to morphine overdose in the nursing baby and cause very serious side effects.
This medicine may cause serious allergic reactions, including anaphylaxis, angioedema, or certain skin conditions Stevens-Johnson syndrome. These reactions can be life-threatening and require immediate medical attention. Call your doctor right away if you have a rash, itching, blistering, peeling, or loosening of the skin, fever or chills, trouble breathing or swallowing, or any swelling of your hands, face, mouth, or throat while you are using this medicine.
Dizziness, lightheadedness, or fainting may occur when you get up suddenly from a lying or sitting position. Getting up slowly may help. Also, lying down for a while may relieve dizziness or lightheadedness. This medicine may make you dizzy, drowsy, confused, or disoriented. Do not drive or do anything else that could be dangerous until you know how this medicine affects you.
This medicine will add to the effects of alcohol and other CNS depressants medicines that can make you drowsy or less alert.
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