Isradipine
Generic Name: Isradipine
What is Isradipine?
Isradipine is a calcium channel blocker used to treat high blood pressure.What is the most important information I should know about Isradipine?
Before taking Isradipine, tell your doctor if you have kidney or liver disease, congestive heart failure, or a narrowing or blockage in your digestive tract. You may need to take a lower dose or have special tests before starting treatment.You must take Isradipine regularly for it to be effective. Since blood pressure declines gradually, it may be 2-4 weeks before you get the full benefit of Isradipine; continue taking it even if you are feeling well. Isradipine does not cure high blood pressure; it works to keep it under control.
Some tablet forms of Isradipine are made with a shell that is not absorbed or melted in the body. Therefore, you may see what looks like part of a tablet in your stool. This is normal and no cause for alarm.
Who should not take Isradipine?
Do not use Isradipine if you are allergic to any of its ingredients. Inform your doctor about any drug allergies you have experienced.What should I tell my doctor before I take the first dose of Isradipine?
Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Isradipine. Also tell your doctor about your complete medical history, especially if you have heart problems, kidney or liver disease, digestive tract problems, congestive heart failure, or if you are pregnant, plan to become pregnant, or are breastfeeding.What is the usual dosage?
The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.Adults: The usual dosage is 2.5 milligrams (mg) twice a day alone or with a thiazide diuretic (water pill). If no significant improvement in blood pressure is observed, your doctor may increase the daily dose by 5 mg every 2-4 weeks. The maximum recommended dose should not exceed 20 mg daily.
How should I take Isradipine?
Take Isradipine exactly as prescribed by your doctor. You may take the tablet with or without food.What should I avoid while taking Isradipine?
Isradipine can cause side effects that may impair your thinking or reactions (for example, dizziness or feeling faint). Be careful when you drive or perform activities that require mental alertness until you know how this drug affects you.What are possible food and drug interactions associated with Isradipine?
If Isradipine is used with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Isradipine with the following: cimetidine, fentanyl, propranolol, and warfarin.What are the possible side effects of Isradipine?
Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.Side effects may include: headache, dizziness, palpitations, fatigue, flushing, nausea, stomach discomfort, breathing problems, fast heartbeat, fainting, and swelling
Can I receive Isradipine if I am pregnant or breastfeeding?
The effects of Isradipine during pregnancy and breastfeeding are unknown. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.What should I do if I miss a dose of Isradipine?
If you miss a dose of Isradipine, take the missed dose as soon as you remember it. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once. If you are unsure, ask your doctor or pharmacist for advice.How should I store Isradipine?
Store at room temperature and away from light.
I'm Beth Isaac, PharmD. Welcome to PDR Health!
