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- Clinician Information:
Tonocard Patient Information including If I Miss a Dose
In this Article
- What is tocainide (Tonocard)?
- What are the possible side effects of tocainide (Tonocard)?
- What is the most important information I should know about tocainide (Tonocard)?
- What should I discuss with my healthcare provider before taking tocainide (Tonocard)?
- How should I take tocainide (Tonocard)?
- What happens if I miss a dose (Tonocard)?
- What happens if I overdose (Tonocard)?
- What should I avoid while taking tocainide (Tonocard)?
- What other drugs will affect tocainide (Tonocard)?
- Where can I get more information?
What happens if I miss a dose (Tonocard)?
Try not to miss any doses of this medication. Missing doses could be very dangerous.
If you do miss a dose, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and take only your next regularly scheduled dose. Do not take a double dose of this medication. A double dose could be dangerous.
What happens if I overdose (Tonocard)?
Seek emergency medical attention.
Symptoms of a tocainide overdose include tiredness, dizziness, confusion, tremor, nausea, vomiting, seizures, and a worsening irregular heartbeat.
What should I avoid while taking tocainide (Tonocard)?
Use caution when driving, operating machinery, or performing other hazardous activities. Tocainide may cause dizziness, drowsiness, or blurred vision. If you experience dizziness, drowsiness, or blurred vision, avoid these activities.
Follow any other special instructions given by your doctor regarding food, beverages or activities.
What other drugs will affect tocainide (Tonocard)?
The effects of tocainide may be decreased by rifampin (Rimactane, Rifadin). Your doctor may want to adjust your tocainide dosage if you are taking this medicine.
The beta-blocker metoprolol (Lopressor) may increase the effects of tocainide. Your doctor may need to lower your dose of tocainide if you are taking this medication.
Drugs other than those listed here may also interact with tocainide. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines.
Where can I get more information?
Your pharmacist has more information about tocainide 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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Additional Tonocard Information
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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