codeine phosphate - injection (cont.)
DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.This drug should not be used with the following medications because very serious interactions may occur: buprenorphine, butorphanol, nalbuphine, pentazocine, naltrexone.If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting codeine phosphate.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: other medications for pain, warfarin, cimetidine.Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: antihistamines that cause drowsiness (e.g., diphenhydramine), anti-anxiety drugs (e.g., alprazolam, diazepam), anti-seizure drugs (e.g., carbamazepine), medicine for sleep (e.g., sedatives, hypnotics), muscle relaxants (e.g., methocarbamol), other narcotic pain relievers (e.g., morphine), psychiatric medicines (e.g., chlorpromazine, risperidone, amitriptyline, trazodone), tranquilizers.Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain ingredients that cause drowsiness. Ask your pharmacist about using those products safely.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US National Poison Hotline at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: slow breathing, slow heartbeat, cold/clammy skin, loss of consciousness, bluish skin/lips/nails.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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