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  • Generic Name: (felodipine)
    Other Brands: Felodipine ER
  • Last Revised: 08/2013
    • What is this medication and its most common uses?

      Felodipine ER is a medicine known as a calcium channel blocker. It is used alone or in combination with other medicines to treat high blood pressure.

    • What should I know when beginning and continuing on this medication?

      How does this medication work?

      Felodipine ER is an extended-release medicine, which releases medicine into your body throughout the day. Felodipine ER lowers high blood pressure by relaxing your blood vessels, which allows your blood to flow through with less resistance.

      What are the beneficial effects of this medication and when should I begin to have results?

      What: By lowering your blood pressure, felodipine ER may lower your risk of a stroke or a heart attack. Also, it is taken just once a day, which may make it easier for you to remember.

      When: Felodipine ER may start lowering your blood pressure within a few hours. Though you may not feel an improvement or change in the way you feel, it is very important to keep taking your medicine as prescribed to keep your condition under control.

      How do I know it is working?

      Check your blood pressure regularly. Your healthcare provider may also check your blood pressure at every visit. Following an appropriate diet and exercise plan will also affect your blood pressure results.

    • What are the possible side effects of this medication?

      The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

      More common side effects may include: swelling of your legs, ankles, or feet; headache.

      Less common side effects may include:

      Low blood pressure with symptoms such as fainting or dizziness.

      Gingival hyperplasia (gum swelling or enlargement). Good dental hygiene may decrease the severity and occurrence of gingival hyperplasia.

    • Who should not take this medication?

      Do not take felodipine ER if you are allergic to it or any of its ingredients.

    • What should I tell my healthcare provider before I take the first dose of this medication?

      Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with felodipine ER. Also, talk to your healthcare provider about your complete medical history, especially if you have liver or heart problems, 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 healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

      Adults: The recommended starting dose is 5 milligrams once a day. Your healthcare provider will adjust your dose as needed, until the desired effect is achieved.

      If you are elderly or have liver impairment, your healthcare provider may adjust your dose appropriately.

    • How should I take this medication?

      Take felodipine ER exactly as prescribed by your healthcare provider.

      Take felodipine ER regularly either without food or with a light meal. Swallow tablets whole. Do not crush or chew the tablets before swallowing.

    • What should I avoid while taking this medication?

      Do not change your dose or stop taking felodipine ER without first talking to your healthcare provider.

    • What are the possible food and drug interactions associated with this medication?

      If felodipine ER is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your healthcare provider before combining felodipine ER with the following: blood pressure/heart medications known as beta-blockers (such as metoprolol), cimetidine, erythromycin, grapefruit or grapefruit juice, itraconazole, seizure medications (such as carbamazepine, phenobarbital, or phenytoin), or tacrolimus.

    • May I receive this medication if I am pregnant or breastfeeding?

      The effects of felodipine ER during pregnancy and breastfeeding are unknown. Do not take felodipine ER while you are breastfeeding. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

    • What should I do if I miss a dose of this medication?

      If you miss a dose of felodipine ER, take it as soon as you remember. 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.

    • How should I store this medication?

      Store at room temperature. Protect from light.

    • Who should I contact in case of emergency or overdose?
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      In the event of a medical emergency call your doctor or 9-1-1 immediately. In the event of overdose, call your doctor or poison control for further instructions.
      National Poison Control#: Call 1-800-222-1222

      This PDR+ drug information has been developed by the Physicians’ Desk Reference Network (PDRN), a source of medication information trusted by doctors for over 65 years.

      This monograph summarizes the most important information about your medication and does not cover all the information you may need. If you have any questions or concerns or want to learn more about your medication, ask your healthcare provider; he/she will be able to provide answers to your questions. This medication should only be used by the patient for whom it was prescribed and should not be shared with other people.
    • Additional patient resources.
      back to top Use your PDR® Pharmacy Discount Card when you or a family member fills a prescription and ask for your PDR® Discount every
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