What happens if I miss a dose (Marinol)?
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 (Marinol)?
Seek emergency medical attention if you think you have used too much of this medicine. Symptoms of a dronabinol overdose may include dry mouth, extreme drowsiness, feeling extremely happy or sad, fast heartbeat, memory problems, urinating less than usual or not at all, disorientation, unusual thoughts or behaviors, problems with speech or coordination, panic, fainting, or seizure (convulsions).
What should I avoid while taking dronabinol (Marinol)?
Avoid using other medicines that affect the central nervous system (such as stimulants, diet pills, cold medicine, pain medication, muscle relaxers, and medicine for seizures, depression, anxiety, mental illness, or Parkinson's disease). These other drugs can add to the effects of dronabinol.
Dronabinol causes effects that will impair your thinking or reactions. Do not drive or do anything that requires you to be awake and alert until the effects of dronabinol wear off.
What other drugs will affect dronabinol (Marinol)?
Before taking dronabinol, tell your doctor if you are using any of the following drugs:
- sedatives such as Ativan, Dalmane, Halcion, Klonopin, Librium, ProSom, Restoril, Tranxene, Valium, Xanax;
- barbiturates such as butalbital (Fiorinal), phenobarbital (Luminal, Solfoton), secobarbital (Seconal);
- amphetamines, including stimulants and medicine to treat attention deficit hyperactivity disorder (ADHD);
- prescription or over-the-counter weight loss aids (Dexatrim, Meridia);
- antidepressants such as amitriptyline (Elavil), amoxapine (Ascendin), clomipramine (Anafranil), desipramine (Norpramin), imipramine (Tofranil), or nortriptyline (Pamelor);
- theophylline (Respbid, Slo-Bid, Theo-24, Theo-Dur, Uniphyl);
- buspirone (BuSpar);
- atropine (Donnatal, and others);
- belladonna, dicyclomine (Bentyl);
- clidinium (Quarzan);
- glycopyrrolate (Robinul);
- hyoscyamine (Anaspaz, Cystospaz, Levsin, and others);
- mepenzolate (Cantil);
- methscopolamine (Pamine), and scopolamine (Transderm-Scop);
- methantheline (Provocholine), propantheline (Pro-Banthine); or
- street drugs such as cocaine or Ectasy.
If you are using any of these drugs, you may not be able to use dronabinol, or you may need dosage adjustments or special tests during treatment.
There may be other drugs not listed that can affect dronabinol. 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 has more information about dronabinol written for health professionals that you may read.
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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