codeine, diphenhydramine, and phenylephrine (cont.)
IN THIS ARTICLE
What happens if I miss a dose (Endal CD)?
Since cough or cold medicine is usually taken only as needed, you may not be on a dosing schedule. If you are taking the medication regularly, take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at your next regularly scheduled time. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Endal CD)?
Seek emergency medical attention if you think you have used too much of this medicine. An overdose of codeine can be fatal.
Overdose can cause confusion, hallucinations, agitation, or seizure (convulsions).
What should I avoid while taking codeine, diphenhydramine, and phenylephrine (Endal CD)?
This medication can cause side effects that may cause drowsiness, dizziness, or blurred vision. Be careful if you drive or do anything that requires you to be alert and able to see clearly.
Avoid drinking alcohol. It can increase some of the side effects of this medication.
Avoid getting up too fast from a sitting or lying position, or you may feel dizzy. Get up slowly and steady yourself to prevent a fall.
Do not use any cough, cold, allergy, or sleepy medication without first asking your doctor or pharmacist. Codeine, diphenhydramine and phenylephrine are contained in many combination medicines, some available over the counter. If you take certain products together you may accidentally take too much of a certain drug. Read the label of any other medicine you are using to see if it contains codeine, diphenhydramine, or phenylephrine.
What other drugs will affect codeine, diphenhydramine, and phenylephrine (Endal CD)?
Before using this medication, tell your doctor if you regularly use other medicines that make you sleepy (such as cold or allergy medicine, sedatives, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression, or anxiety). They can add to sleepiness caused by codeine, diphenhydramine, and phenylephrine.
Tell your doctor about all other medications you use, especially:
This list is not complete and there may be other drugs that can interact with codeine, diphenhydramine, and phenylephrine. Tell your doctor about all your prescription and over-the-counter medications, vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start a new medication without telling your doctor.
Where can I get more information?
Your pharmacist can provide more information about codeine, diphenhydramine, and phenylephrine.
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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