Norvasc General Information
Norvasc is a calcium channel blocker.
Norvasc is used for the treatment of high blood pressure (hypertension) and chest pain (angina pectoris).
Norvasc is one of the most prescribed brand name high blood pressure medicine worldwide. Norvasc works for patients with mild, moderate, or severe levels of high blood pressure.
Like other calcium channel blockers, Norvasc works by widening your blood vessels, making it easier for your heart to pump blood around the body, and helps increase the supply of blood and oxygen to your heart. Calcium channel blockers do not change the amount of calcium in your blood or bones.
Norvasc is available in 88 countries. It has been tested in more than 700 medical studies.
Follow the directions for using this medicine provided by your doctor. Take Norvasc exactly as directed.
The usual dose of Norvasc is one 5 mg tablet each day. Your doctor may prescribe another dose of Norvasc depending on your condition and how you respond to this medicine.
Norvasc can be taken once a day, with or without food and with most drinks, even grapefruit juice.
Swallow the tablet whole. Take your tablet at about the same time each day, either morning or evening.
Continue taking your medicine for as long as your doctor tells you. Do not miss any doses.
If you take nitroglycerin for angina, do not stop taking it while you are taking Norvasc. You can use nitroglycerin and Norvasc together. Norvasc can be taken with a variety of other medicines as well.
If you miss a dose of Norvasc and it is less than 12 hours from when you should take it, take it straight away, then continue as normal the next day. Otherwise, skip that day's dose but be sure to take the next day's dose when it is due. Do not take a double dose to make up for the dose that you missed.
Store at room temperature away from sunlight and moisture.
Norvasc Possible Side Effects
This drug may cause dizziness and lightheadedness especially during the first few days.
Avoid activities requiring alertness.
When you sit or lie down for a while, get up slowly to allow your body to adjust and minimize dizziness.
You may also experience fatigue or weakness, nausea, heartburn, muscle cramps, headache or flushing.
If any of these effects persist or worsen, inform your doctor.
Notify your doctor if you develop breathing difficulties, swelling of the hands or feet or an irregular heartbeat.
If you notice other effects not listed above, contact your doctor or pharmacist.
Before taking this drug, tell your doctor if you have heart, liver disease or if you have any allergies.
Limit intake of alcohol while taking this drug.
This medication should be used only when clearly needed during pregnancy.
Discuss the risks and benefits with your doctor.
It is not known if this drug is excreted into breast milk.
Other calcium channel blockers are known to be excreted and breast-feeding is not recommended while taking those drugs.
Consult your doctor before breast-feeding.
Norvasc Missed Dose
If you miss a dose, take as soon as remembered; do not take if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule.
Do not "double-up" the dose to catch up.
Tell your doctor of all prescription and nonprescription drugs you may use, especially of beta-blockers (e.g., atenolol, propranolol), cyclosporine and digoxin.
Avoid any drugs that increase your heart-rate (the decongestants phenylephrine, pseudoephedrine and phenylpropanolamine are examples).
These drugs are commonly found in over-the-counter cough-and-cold products.
Avoid grapefruit juice while using this medication, unless your doctor instructs you otherwise.
Do not start or stop any medicine without doctor or pharmacist approval.