Your doctor will check your progress closely while you are receiving this medicine. This will allow your doctor to see if the medicine is working properly. Blood tests may be needed to check for unwanted effects.
Using this medicine while you are pregnant can harm your unborn baby. Use an effective form of birth control to keep from getting pregnant. If you think you have become pregnant while using this medicine, tell your doctor right away.
Make sure your doctor knows about all the other medicines you are using. This medicine may cause a serious condition called serotonin syndrome when taken with other medicines to treat depression (such as amitriptyline, bupropion, citalopram, desipramine, duloxetine, escitalopram, fluoxetine, fluvoxamine, imipramine, nortriptyline, paroxetine, sertraline, venlafaxine, Aventyl®, Celexa®, Cymbalta®, Effexor®, Elavil®, Lexapro™, Luvox®, Norpramin®, Pamelor®, Paxil®, Prozac®, Tofranil®, Wellbutrin®, or Zoloft®), medicine to treat migraine headaches (such as eletriptan, sumatriptan, zolmitriptan, Imitrex®, Relpax®, or Zomig®), ergot medicine (such as ergotamine, Cafergot®, Ergomar®, or Wigraine®), or certain antibiotics (linezolid, Zyvox®). Check with your doctor first before taking any other medicines. The symptoms of serotonin syndrome include mental changes (confusion, hyperactivity, memory problems), muscle twitching, excessive sweating, shivering or shaking, diarrhea, trouble with coordination, or fever.
Before you have any medical tests, tell the doctor in charge that you are using this medicine. The results of some tests may be affected by this medicine.