Phenergan-Codeine (Codeine Phosphate and Promethazine HCl) Patient Information: Missed a Dose and What Should I Avoid at RxList

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May 27, 2012

Phenergan-Codeine

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Vertigo introduction

Balance is defined as a state of equilibrium. It takes significant amount of work for this to occur in the body. The brain uses inputs from many sources to understand where the body is located in relationship to the world and to allow it to function. Sensory information from the eyes, ears, and position receptors in the rest of the body help keep the body upright and allow it to move in a coordinated fashion.

Information comes to cerebellar lobes located in the base of the brain from the vestibular system in the inner ear, vision from the eyes, and proprioception (position) receptors located throughout the body that send signals through the spinal cord. The cerebellum uses that information to maintain posture, coordinate body motions like walking and also coordinate fine motor skills like using a pen to write.

Vertigo, a feeling of spinning movement and sometimes accompanied by nausea and vomiting, occurs when an...

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Phenergan-Codeine User Reviews >>

Phenergan-Codeine

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Please Note: This Brand Name drug is no longer available in the US.
(Generic versions may still be available.)

Phenergan-Codeine Patient Information including If I Miss a Dose

What happens if I miss a dose (Phenergan-Codeine)?

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 the next regularly scheduled time. Do not take extra medicine to make up the missed dose.

What happens if I overdose (Phenergan-Codeine)?

Seek emergency medical attention if you think you have used too much of this medicine. An overdose of this medication may fatal.

Overdose symptoms include dizziness, extreme drowsiness, dry mouth, nausea, vomiting, cold and clammy skin, weak pulse, shallow breathing, fainting, seizure (convulsions), or breathing that stops.

What should I avoid while taking codeine and promethazine (Phenergan-Codeine)?

This medication can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.

Avoid drinking alcohol, which can increase some of the side effects of codeine and promethazine.

Tell your doctor if you regularly use other medicines that make you sleepy (such as cold or allergy medicine, other pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression, or anxiety). They can add to sleepiness caused by codeine and promethazine.

Avoid exposure to sunlight or artificial UV rays (sunlamps or tanning beds). This medication can make your skin more sensitive to sunlight and sunburn may result. Use a sunscreen (minimum SPF 15) and wear protective clothing if you must be out in the sun.

What other drugs will affect codeine and promethazine (Phenergan-Codeine)?

Many drugs can interact with codeine and promethazine. Below is just a partial list. Tell your doctor if you are using:

sedatives or anxiety medicines such as alprazolam (Xanax), diazepam (Valium), chlordiazepoxide (Librium), temazepam (Restoril), or triazolam (Halcion);
antidepressants such as amitriptyline (Elavil), doxepin (Sinequan), nortriptyline (Pamelor), fluoxetine (Prozac), sertraline (Zoloft), or paroxetine (Paxil);
narcotic pain medicines such as meperidine (Demerol), morphine (MS Contin, MSIR), propoxyphene (Darvon, Darvocet), hydrocodone (Lortab, Vicodin), oxycodone (Percocet, Percodan), fentanyl (Duragesic), codeine (Fiorinal, Fioricet, Tylenol #3);
phenobarbital (Luminal), amobarbital (Amytal) or secobarbital (Seconal);
an MAO inhibitor such as isocarboxazid (Marplan), tranylcypromine (Parnate), phenelzine (Nardil), or selegiline (Eldepryl, Emsam); or
atropine (Donnatal, and others), belladonna, clidinium (Quarzan), dicyclomine (Bentyl), glycopyrrolate (Robinul), hyoscyamine (Anaspaz, Cystospaz, Levsin, and others), methscopolamine (Pamine), and scopolamine (Transderm-Scop).

This list is not complete and there may be other drugs that can interact with codeine and promethazine. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Where can I get more information?

Your pharmacist can provide more information about codeine and promethazine.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed

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