Amlodipine Besylate Medication Information: Usage, Side Effects and Warnings

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Medication Information

Amlodipine besylate, commonly known as Norvasc, is prescribed to relieve episodes of angina, which is a condition that produces severe pain in the chest. This pain is normally caused by clogged arteries that cause a lack of oxygen in the heart. However, it can also be prescribed to treat high blood pressure.

The medication is classified as a calcium channel blocker. This allows the medication to dilate the blood vessels. This slows the heart, which allows the blood pressure to be reduced. As a result, it relieves the pain of angina .


If you suffer from high blood pressure, you must take amlodipine besylate regularly in order for it to be fully effective. It may take many weeks for this medication to completely reduce blood pressure. This is not an actual cure for high blood pressure, but it does keep it under control if used properly and regularly.

Studies have not been conducted whether or not this medication affects pregnant women. It is important to tell a doctor immediately if you are pregnant, become pregnant or plan on becoming pregnant while using this medication. Norvasc can transmit through breast milk; therefore, women who are breastfeeding should be avoided taking this medication.

Usage Information

You should follow the directions given by the doctor or pharmacist when using this medication. Follow proper dosage information to avoid the risk of overdose. If you happen to miss a dose, take the missed dose as soon as you remember, unless it is almost time for your next dose. If this is the case, skip the missed dose and continue with your regular schedule.

Although overdose is rare, it can occur. Symptoms of overdose include a rapid drop in blood pressure and increased heart beat. If you suspect possible overdose, seek medical treatment immediately.

Side Effects

All of the possible side effects of this medication currently remain unknown. If you begin taking amlodipine and experience anything unusual, inform your doctor immediately. The known side effects of this medication include dizziness and fatigue. Flushing of the body and headaches are also common. Fluid retention and swelling of the body can also occur. Heart palpitations have also been reported with use of this medication.


“Amlodipine Besylate”