Isoptin Verapamil Hydrochloride and/or alternatives
Isoptin has Verapamil as its active ingredient, and it belongs to the category of drugs known as calcium channel blockers. The medicine is available in the form of oral sustained release tablets. You can buy Isoptin in 120mg (light violet), 180mg (light pink) and 240mg (light green) strengths. Although these are sustained release tablets, their characteristics remain unaltered if you divide them into half. Apart from Verapamil, Isoptin tablets also contain titanium dioxide, magnesium stearate, hypromellose, alginate, polyethylene glycol, polyvinyl pyrrolidone, microcrystalline cellulose and talc.
Indications & Dosage of Isoptin
Isoptin is used for treating hypertension, angina and heart rhythm disorders. This helps in lowering your risks of suffering a stroke, heart attack or kidney damage. Isoptin works by relaxing your blood vessels and heart muscles so that your heart rate is reduced and you feel more comfortable and your ability to exercise increases. Isoptin can also be used for controlling heart rate in patients with atrial fibrillation or fast or irregular heartbeat.
The treatment starts with Isoptin 180mg once in the morning. Isoptin 120mg is given to patients who have increased risks of developing side effects of the drug, including elderly patients. After a week, the dosage can be increased depending on how your body responds to the drug.
You will be advised to take Isoptin tablets with food.
Side Effects & Interactions of Isoptin
Isoptin may commonly cause certain side effects in the patients. Such side effects include nausea, constipation, itching, skin rash, tiredness, headache, dizziness, and warmth, redness, tingling, or itching under the skin. Inform your doctor at once if any of these become intolerable. Also seek medical attention immediately if you develop any serious side effects of Isoptin. Symptoms of such side effects include:
- Slow or fast heartbeat
- Throat soreness, fever, headache, accompanied by severe peeling, blistering or red skin rash
- Shortness of breath
- Rapid weight gain, swelling
- Stomach pain, nausea, loss of appetite, low fever, clay-colored stools, dark urine, yellowing of the eyes or skin
Some of the drugs that may adversely interact with Isoptin include:
- Anti-cancer drugs (such as cisplatin or cyclophosphamide)
- Beta blockers (such as bisoprolol or atenolol)
- Antifungal medicines (such as itraconazole or fluconazole)
- Antibiotics (such as erythromycin or clarithromycin)
- HIV/AIDS drugs (such as delavirdine or atazanavir)
- Heart rhythm medicines (such as disopyramide or amiodarone)
- Sedatives (such as triazolam or midazolam)
- Anti-seizure drugs (such as Phenobarbital or carbamazepine)
Warnings & Precautions of Isoptin
You should not buy Isoptin if you have low blood pressure, heart problems, or if you recently had a heart attack. Also inform your doctor beforehand if you have a liver or kidney disease, congestive heart failure or nerve-muscle disorder like muscular dystrophy.
You should not use Isoptin if you are breastfeeding a child. The drug may pass into your breast milk and cause harm to the nursing infant. If taking Isoptin is inevitable, you should temporarily stop breastfeeding the child.
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