April 30, 2017
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Sular Patient Information Including Side Effects

Brand Names: Sular

Generic Name: nisoldipine (Pronunciation: nye ZOL di peen)

What is nisoldipine (Sular)?

Nisoldipine is in a group of drugs called calcium channel blockers. Nisoldipine relaxes (widens) blood vessels and improves blood flow.

Nisoldipine is used to treat high blood pressure (hypertension).

Nisoldipine may also be used for purposes not listed in this medication guide.

Nisoldipine 20 mg-MYL

round, beige, imprinted with M, N 22

Nisoldipine 30 mg-MYL

round, orange, imprinted with M, N 23

Nisoldipine 40 mg-MYL

round, yellow, imprinted with M, N 24

Sular 20 mg

round, yellow, imprinted with ZENECA 20, 892

Sular 20 mg-FOR

round, yellow, imprinted with 441, FH 20

Sular 30 mg

round, gold, imprinted with 893, ZENECA 30

Sular 30 mg-FOR

round, gold, imprinted with 442, FH 30

Sular 40 mg

round, orange, imprinted with 894, ZENECA 40

Sular 40 mg-FOR

round, orange, imprinted with 443, FH 40

What are the possible side effects of nisoldipine (Sular)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have a serious side effect such as:

  • swelling in your legs or ankles;
  • chest pain;
  • fast or pounding heartbeats; or
  • feeling like you might pass out.

Less serious side effects may include:

  • dizziness;
  • warmth, redness, or tingly feeling under your skin;
  • headache;
  • nausea;
  • stuffy nose, sore throat; or
  • mild skin rash.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Read the Sular (nisoldipine) Side Effects Center for a complete guide to possible side effects

What is the most important information I should know about nisoldipine (Sular)?

You should not use this medication if you are allergic to nisoldipine, or to similar medications such as amlodipine (Norvasc), felodipine (Plendil), nicardipine (Cardene), nifedipine (Procardia, Adalat), or nimodipine (Nimotop).

Before using nisoldipine, tell your doctor if you are allergic to any drugs, or if you have coronary artery disease, congestive heart failure, or liver disease.

Take nisoldipine on an empty stomach, at least 1 hour before or 2 hours after a meal. Avoid eating grapefruit or drinking grapefruit juice when you take nisoldipine.

Call your doctor at once if you have a serious side effect such as swelling in your legs or ankles, chest pain, fast or pounding heartbeats, or if you feel like you might pass out.

Keep using this medicine as directed, even if you feel well. High blood pressure often has no symptoms, so you may not know when your blood pressure is high. You may need to use blood pressure medication for the rest of your life.

There are many other medicines that can interact with nisoldipine. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor. Keep a list with you of all the medicines you use and show this list to any doctor or other healthcare provider who treats you.

Side Effects Centers

Sular - User Reviews

Sular User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Sular sorted by most helpful. Patient Discussions FAQs

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.


Get tips on handling your hypertension.