Generic name: Amlodipine besylate.
Norvasc is a calcium channel blocker. It increases the amount of oxygen that reaches the heart muscle.
Quick Facts About Norvasc
Used to treat angina (crushing chest pain). Also used to treat high blood pressure.
Requires taking on regular schedule to be effective. May take several weeks to observe full effects of medication. Continue taking even if symptoms disappear. Dosage should be gradually reduced under the direction of your doctor.
- Usual adult dose: for angina — 5 to 10 milligrams 1 time per day. In the case of liver disease—5 milligrams once per day. Seniors with angina — 5 milligrams taken once per day. High blood pressure — 5 milligrams taken once per day. If taking with other blood pressure medications — 2.5 milligrams once per day. In the case of liver disease — 5 milligrams once per day. Seniors with high blood pressure — 2.5 milligrams once per day.
- Usual child dose: not generally prescribed for children.
- Missed dose: take as soon as possible, if next dose is more than 4 hours away. Otherwise, skip missed dose; go back to regular schedule. Do not double doses.
Norvasc Side Effects
drop in blood pressure and faster heartbeat If you suspect an overdose, immediately seek medical attention.
More common side effects: dizziness, fatigue, flushing, fluid retention and swelling, headache, palpitations.
Less common Norvasc side effects: abdominal pain, nausea, sleepiness. Rare side effects: abnormal dreams, agitation, altered sense of smell or taste, anxiety, apathy, back pain, chest pain, cold and clammy skin, conjunctivitis (pink eye), constipation, coughing, depression, diarrhea, difficult or labored breathing, difficult or painful urination, difficulty swallowing, dizziness when standing, double vision, dry mouth, dry skin, excessive urination, eye pain, fainting, frequent urination, gas, general feeling of illness, hair loss, heart failure, hives, hot flashes, inability to sleep, increased appetite, increased sweating, indigestion, irregular heartbeat, irregular pulse, itching, joint pain or problems, lack of coordination, lack of sensation, loose stools, loss of appetite, loss of memory, loss of sense of identity, low blood pressure, migraine, muscle cramps or pain, muscle weakness, nasal inflammation, nervousness, nosebleed, pain, purple or red spots on skin, rapid heartbeat, rash, ringing in ears, sexual problems, skin discoloration, skin inflammation, slow heartbeat, stomach inflammation, thirst, tingling or pins and needles, tremor, twitching, urinating at night, urinating problems, vertigo, vision problems, vomiting, weakness, weight gain.
No Norvasc drug interactions reported.
No known food/other substance interactions.
If pregnant or planning to become pregnant, inform your doctor immediately. May appear in breast milk; could affect a nursing infant.
Seniors are prescribed lower dosage levels.
Not generally prescribed for children.
- Do not take if sensitive to or allergic to this medication.
- Norvasc will be prescribed cautiously if you have certain heart conditions or liver disease.
- In rare cases, may experience increase in frequency and length of angina attacks, or you may have a heart attack when starting Norvasc or when dosage is increased.
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