Codeine injection
Codeine injection
What is this medicine?
CODEINE (KOE deen) is a pain reliever. It is used to treat mild to moderate pain.
How should I use this medicine?
This medicine is for injection into a muscle, vein, or under the skin. It is usually given by a health care professional in a hospital or clinic setting.
If you get this medicine at home, you will be taught how to prepare and give this medicine. Use exactly as directed. Take your medicine at regular intervals. Do not take your medicine more often than directed.
It is important that you put your used needles and syringes in a special sharps container. Do not put them in a trash can. If you do not have a sharps container, call your pharmacist or healthcare provider to get one.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
breathing problems
cold, clammy skin
confusion
fast or slow heartbeat
feeling faint or lightheaded, falls
seizures
trouble passing urine or change in the amount of urine
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
constipation
drowsiness
dry mouth
nausea, vomiting
pinpoint pupils
sweating
What may interact with this medicine?
alcohol
antihistamines for allergy, cough and cold
medicines for depression, anxiety, or psychotic disturbances
medicines for pain like pentazocine, buprenorphine, butorphanol, nalbuphine, tramadol, and propoxyphene
muscle relaxants
naltrexone
phenobarbital
phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine
What if I miss a dose?
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Where should I keep my medicine?
Keep out of the reach of children. This medicine can be abused. Keep your medicine in a safe place to protect it from theft. Do not share this medicine with anyone. Selling or giving away this medicine is dangerous and against the law.
If you are using this medicine at home, you will be instructed on how to store this medicine. Throw away any unused medicine after the expiration date on the label.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of these conditions:
brain tumor
drug abuse or addiction
head injury
heart disease
frequently drink alcohol containing drinks
kidney disease or problems going to the bathroom
liver disease
lung disease, asthma, or breathing problems
an unusual or allergic reaction to codeine, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding
What should I watch for while using this medicine?
Tell your doctor or health care professional if your pain does not go away, if it gets worse, or if you have new or a different type of pain. You may develop tolerance to the medicine. Tolerance means that you will need a higher dose of the medicine for pain relief. Tolerance is normal and is expected if you take this medicine for a long time.
Do not suddenly stop taking your medicine because you may develop a severe reaction. Your body becomes used to the medicine. This does NOT mean you are addicted. Addiction is a behavior related to getting and using a drug for a non-medical reason. If you have pain, you have a medical reason to take pain medicine. Your doctor will tell you how much medicine to take. If your doctor wants you to stop the medicine, the dose will be slowly lowered over time to avoid any side effects.
You may get drowsy or dizzy when you first start taking the medicine or change doses. Do not drive, use machinery, or do anything that may be dangerous until you know how the medicine affects you. Stand or sit up slowly. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.
Children may be at higher risk for side effects. If your child has slow breathing, noisy breathing, confusion, or unusual sleepiness, stop giving this medicine and get medical help right away.
This medicine will cause constipation. Try to have a bowel movement at least every 2 to 3 days. If you do not have a bowel movement for 3 days, call your doctor or health care professional.
Updated:  
September 30, 2017