Diltiazem HCl ER (extended-release) is a calcium channel blocker used primarily to treat hypertension (high blood pressure) and angina (chest pain). It works by relaxing the muscles of your heart and blood vessels, improving heart function and blood flow. The extended-release form allows for consistent, gradual release and absorption of the medication, facilitating better control of symptoms with fewer doses.

The price of Diltiazem Hcl Er without insurance varies by pharmacy, dosage, and quantity. Rx.com compares cash prices at more than 60,000 US pharmacies so you can find the lowest price near you.

Common side effects of Diltiazem Hcl Er may include: Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing, Lightheadedness, dizziness, fainting, Rapid weight gain, swelling in your hands, ankles, or feet, Blistering, peeling, red skin rash, Slow, fast, pounding, or uneven heartbeat. This is not a complete list — consult your pharmacist or doctor for full side effect information.

Generic versions may be available for Diltiazem Hcl Er. Generics contain the same active ingredients as brand-name drugs and are typically 80–90% cheaper. Search Diltiazem Hcl Er on Rx.com to compare generic and brand prices at pharmacies near you.

The cheapest pharmacy for Diltiazem Hcl Er depends on your location and dosage. Rx.com compares prices at CVS, Walgreens, Walmart, Kroger, Costco, and thousands of independent pharmacies. Enter your ZIP code on Rx.com to find the lowest price for Diltiazem Hcl Er near you.