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USES: This drug is a calcium channel blocker. Calcium is involved in blood vessel contraction and in controlling the electrical impulses within the heart. By blocking calcium, verapamil relaxes and widens blood vessels and can normalize heart rates. Verapamil is used to treat irregular heartbeats. This medication may also be used for high blood pressure or chest pain (angina).
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| Overview |
Photos |
How To Use |
Side Effects |
Precautions |
Missed Dose |
Drug Interactions |
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Isoptin
Uses
This drug is a calcium channel blocker. Calcium is involved in blood vessel contraction and in controlling the electrical impulses within the heart. By blocking calcium, verapamil relaxes and widens blood vessels and can normalize heart rates. Verapamil is used to treat irregular heartbeats. This medication may also be used for high blood pressure or chest pain (angina).
Notes
- EKG, blood pressure and other heart monitoring will be performed during treatment.
Storage
- Store at room temperature away from sunlight and moisture.
Photos
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Isoptin-VERAPAMIL inj 5 mg,2 ml |
Isoptin |
Isoptin 40, 80, 120 tablete |
How To Use
- HOW TO USE THIS MEDICATION: This drug is given by direct intravenous (IV) injection.
- Generally, the injection is given slowly with heart and blood pressure monitoring over at least a two minute period (at least three minutes in the elderly).
- Generally the starting dose is 5-10 mg, with a second dose 15-30 minutes later if necessary.
- Children's doses may range from 0.75 mg to 5 mg.
- Dosage is tailored to each person's medical problems.
Side Effects
- Nausea and headache are unlikely but could occur.
- If these persist or worsen, notify your doctor.
- Unlikely but report promptly any irregular or very slow heartbeat, fainting or dizziness, difficulty breathing, leg or ankle swelling, rapid weight gain or seizures.
- Very unlikely but report fever, abdominal pain, yellowing eyes and skin or excessive sweating.
- In the unlikely event of an allergic reaction, notify your doctor immediately.
- Symptoms of an allergic reaction include skin rash, hives, itching and trouble breathing.
- If you notice other effects not listed above, contact your doctor or pharmacist.
Precautions
- Before using this drug, tell your doctor your medical history, including any allergies (especially drug allergies), heart problems (e.g., heart rhythm disturbances, heart failure), liver or kidney disease, very low blood pressure, muscular dystrophy or brain tumors (cancer).
- Caution is advised when this drug is used in the elderly.
- Caution is advised when this drug is used in neonates and infants.
- This medication should be used only when clearly needed during pregnancy.
- Discuss the risks and benefits with your doctor.
- This drug is excreted into breast milk and a decision should be made whether to stop the drug or avoid breast-feeding.
- Consult your doctor before breast-feeding.
Missed Dose
- If you miss a dose consult your doctor or pharmacist.
Drug Interactions
- Tell your doctor of all nonprescription or prescription medication you may use, especially beta-blockers (e.g., propranolol, metoprolol, timolol; including eye drops), digoxin, drugs for high blood pressure treatment (e.g., water pills, ACE Inhibitors), quinidine, disopyramide, carbamazepine, lithium, flecainide, theophylline, cyclosporine, neuromuscular blocking drugs (e.g., for surgery) and inhaled anesthetics that may decrease the heart's pumping action.
- Mixing of IV verapamil and IV sodium bicarbonate/saline solutions, nafcillin, albumin, amphotericin B, hydralazine, aminophylline or trimethoprim/sulfa is not recommended (incompatible chemicals).
- Do not start or stop any medicine without doctor or pharmacist approval.
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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgement of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.
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