tamsulosin (oral) (cont.)
What happens if I miss a dose (Flomax)?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
If you miss your doses for several days in a row, contact your doctor before restarting the medication. You may need a lower dose.
What happens if I overdose (Flomax)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
Overdose symptoms may include extreme dizziness or fainting.
What should I avoid while taking tamsulosin (Flomax)?
Tamsulosin may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
To prevent dizziness, avoid standing for long periods of time or becoming overheated during exercise and in hot weather.
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.
Drinking alcohol can increase certain side effects of tamsulosin.
What other drugs will affect tamsulosin (Flomax)?
Tell your doctor about all other medications you use, especially:
- cimetidine (Tagamet);
- conivaptan (Vaprisol);
- cyclosporine (Gengraf, Neoral, Sandimmune);
- imatinib (Gleevec);
- isoniazid (for treating tuberculosis);
- methimazole (Tapazole);
- pioglitazone (Actos);
- ropinirole (Requip);
- ticlopidine (Ticlid);
- warfarin (Coumadin);
- an antibiotic such as clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin), metronidazole (Flagyl, Protostat), telithromycin (Ketek), or terbinafine (Lamisil);
- an antidepressant such as citalopram (Celexa), clomipramine (Anafranil), desipramine (Norpramin), duloxetine (Cymbalta), escitalopram (Lexapro), fluoxetine (Prozac, Sarafem), fluvoxamine (Luvox), imipramine (Tofranil), nefazodone, paroxetine (Paxil), sertraline (Zoloft), or tranylcypromine (Parnate);
- antifungal medication such as clotrimazole (Mycelex Troche), itraconazole (Sporanox), ketoconazole (Extina, Ketozole, Nizoral, Xolegal), or voriconazole (Vfend);
- anti-malaria medication such as chloroquine (Arelan) or pyrimethamine (Daraprim), or quinine (Qualaquin);
- erectile dysfunction medicine such as sildenafil (Viagra), tadalafil (Cialis), or vardenafil (Levitra);
- heart or blood pressure medication such as diltiazem (Cartia, Cardizem), felodipine (Plendil), nicardipine (Cardene), nifedipine (Nifedical, Procardia), verapamil (Calan, Covera, Isoptin, Verelan), and others;
- a heart rhythm medication such as amiodarone (Cordarone, Pacerone) or quinidine (Quin-G);
- HIV/AIDS medicine such as atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir); or
- medicine to treat psychiatric disorders, such as aripiprazole (Abilify), chlorpromazine (Thorazine), clozapine (Clozaril, FazaClo), fluphenazine (Permitil, Prolixin), haloperidol (Haldol), perphenazine (Trilafon), or thioridazine (Mellaril).
Where can I get more information?
Your pharmacist can provide more information about tamsulosin.
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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