Dynacirc
Calcium Channel Blockers (CCBs) »
"What are calcium channel blockers (CCBs) and how do they work?
Calcium channel blockers are drugs that block the entry of calcium into the muscle cells of the heart and arteries.
- The entry of calcium is critical for"...
Dynacirc
Dynacirc Consumer
IMPORTANT: HOW TO USE THIS INFORMATION: This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs.
ISRADIPINE - ORAL
(is-RAD-i-peen)
COMMON BRAND NAME(S): Dynacirc
USES: Isradipine is used with or without other medications to treat high blood pressure (hypertension). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Isradipine is called a calcium channel blocker. It works by relaxing blood vessels so blood can flow more easily.
HOW TO USE: Take this medication by mouth, usually twice daily with or without food or as directed by your doctor.
Avoid eating grapefruit or drinking grapefruit juice while being treated with this medication unless your doctor instructs you otherwise. Grapefruit can increase the amount of certain medications in your bloodstream. Consult your doctor or pharmacist for more details.
The dosage is based on your medical condition and response to treatment. Your doctor may gradually increase your dose. Follow your doctor's instructions carefully.
Use this medication regularly to get the most benefit from it. To help you remember, take it at the same times each day. It is important to continue taking this medication even if you feel well. Most people with high blood pressure do not feel sick. It may take 2 to 4 weeks before you get the full benefit of this drug.
Tell your doctor if your condition does not improve or if it worsens (for example, your blood pressure readings remain high or increase).
Additional Dynacirc Information
Dynacirc - User Reviews
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.
Hypertension
Get tips on handling your hypertension.






