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Samsca Patient Information including If I Miss a Dose
In this Article
- What is tolvaptan (Samsca)?
- What are the possible side effects of tolvaptan (Samsca)?
- What is the most important information I should know about tolvaptan (Samsca)?
- What should I discuss with my health care provider before taking tolvaptan (Samsca)?
- How should I take tolvaptan (Samsca)?
- What happens if I miss a dose (Samsca)?
- What happens if I overdose (Samsca)?
- What should I avoid while taking tolvaptan (Samsca)?
- What other drugs will affect tolvaptan (Samsca)?
- Where can I get more information?
What happens if I miss a dose (Samsca)?
Take the missed dose as soon as you remember. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Samsca)?
Seek emergency medical attention if you think you have used too much of this medicine. Overdose can cause dehydration (weakness, extreme thirst, increased urination, decreased sweating, hot or dry skin).
What should I avoid while taking tolvaptan (Samsca)?
Grapefruit and grapefruit juice may interact with tolvaptan and lead to potentially dangerous effects. Avoid drinking grapefruit juice while taking tolvaptan.
What other drugs will affect tolvaptan (Samsca)?
Many drugs can interact with tolvaptan. Below is just a partial list. Tell your doctor if you are using:
- aprepitant (Emend);
- birth control pills;
- cyclosporine (Gengraf, Neoral, Sandimmune);
- digoxin (digitalis, Lanoxin);
- rifabutin (Mycobutin), rifampin (Rifadin, Rifater, Rifamate), or rifapentine (Priftin);
- St. John's wort;
- an antibiotic such as doxycycline (Adoxa, Doryx, Oracea, Vibramycin), metronidazole (Flagyl), norfloxacin (Noroxin), tetracycline (Ala-Tet, Brodspec, Sumycin),
- an antidepressant such as desipramine (Norpramin) or sertraline (Zoloft);
- a barbiturate such as phenobarbital (Solfoton) and others;
- a diuretic (water pill) such as amiloride (Midamor), spironolactone (Aldactone, Aldactazide), triamterene (Dyrenium, Dyazide, Maxzide);
- heart or blood pressure medication such as benazepril (Lotensin), enalapril (Vasotec), lisinopril (Prinivil, Zestril), quinapril (Accupril), and others;
- HIV or AIDS medicine such as efavirenz (Sustiva), etravirine (Intelence), nevirapine (Viramune), and others;
- potassium supplements, potassium citrate (K-Lyte, Urocit-K, Citrolith, Polycitra), and others; or
- seizure medication such as carbamazepine (Carbatrol, Tegretol), phenytoin (Dilantin), and others.
Where can I get more information?
Your pharmacist can provide more information about tolvaptan.
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.
Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
Copyright 1996-2012 Cerner Multum, Inc. Version: 1.04. Revision date: 12/15/2010.
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Additional Samsca Information
- Samsca Drug Interactions Center: tolvaptan oral
- Samsca Side Effects Center
- Samsca Overview including Precautions
- Samsca FDA Approved Prescribing Information including Dosage
Samsca - User Reviews
Samsca User Reviews
Now you can gain knowledge and insight about a drug treatment with Patient Discussions.
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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