Primacor

Primacor treats severe heart failure. Is mixed with dextrose, a type of sugar, before it is given. If you have high blood sugar (diabetes) or have low blood sugar, tell your doctor.

Primacor Overview

Updated: 

Primacor is a prescription medication used for short-term treatment of acute decompensated heart failure (a specific type of heart problem). Primacor belongs to a group of drugs called inotropes, which work by helping the heart pump more blood through the body.

This medication comes in an injectable form to be given directly into the vein (IV) by a healthcare professional.  It is usually given continuously (24 hours per day) in the vein (IV).

Common side effects of Primacor include abnormal heart rhythm, and headache. Primacor can also cause changes in blood pressure, which can cause dizziness or fainting. Do not drive or operate heavy machinery until you know how Primacor affects you. Get out of bed slowly to avoid dizziness or fainting.

How was your experience with Primacor?

First, a little about yourself

Tell us about yourself in a few words?

What tips would you provide a friend before taking Primacor?

What are you taking Primacor for?

Choose one
  • Other
  • Drug Toxicity
  • Heart Failure

How long have you been taking it?

Choose one
  • Less than a week
  • A couple weeks
  • A month or so
  • A few months
  • A year or so
  • Two years or more

How well did Primacor work for you?

Did you experience many side effects while taking this drug?

How likely would you be to recommend Primacor to a friend?

Primacor Cautionary Labels

Back to Top
precautionsprecautionsprecautions

Uses of Primacor

Back to Top

Primacor is a prescription medication used for short-term treatment of acute decompensated heart failure (a specific type of heart problem).  

This medication should not be prescribed for other uses. Ask your doctor or pharmacist for more information.

 

Manufacturer

Back to Top

Generic

Back to Top

Primacor Drug Class

Back to Top

Primacor is part of the drug class:

Side Effects of Primacor

Back to Top

Serious side effects have been reported with Primacor . See the “Drug Precautions” section.

Common side effects include the following:
  • abnormal heart rhythm
  • abnormal heart beats or extra heart beats
  • increased heart rate
  • headache
  • dizziness or fainting
  • abnormal liver function test results (measured in the blood)
  • blood sugar problems in diabetic patients

This is not a complete list of Primacor side effects. Ask your doctor or pharmacist for more information. 

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

 

Primacor Interactions

Back to Top

Tell your doctor about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements. Especially tell your doctor if you take:

  • diuretic medications used to reduce swelling and extra water such as furosemide (Lasix), torsemide (Demadex), bumetanide (Bumex), or metolazone (Zaroxolyn)

This is not a complete list of Primacor drug interactions. Ask your doctor or pharmacist for more information.

 

Primacor Precautions

Back to Top

Serious side effects have been reported with Primacor including the following:

  • hypersensitivity (severe allergic reaction).  Tell your healthcare provider about any signs or symptoms of hypersensitivity, which include the following:
    • chest pain
    • swelling of the face, eyes, lips, tongue, arms, or legs
    • difficulty breathing
    • fainting
    • rash
  • congestive heart failure (CHF). Tell your healthcare provider right away if you experience any of the following symptoms of CHF:
    • sudden weight gain
    • worsening shortness of breath
    • increased swelling of your feet, legs, or abdomen
    • needing to use more pillows to go to sleep or sleeping in a recliner
    • waking from sleep to catch your breath
    • a cough that does not go away
    • new or increasing irregularities in your heart rate
  • abnormal heart rate or extra beats (arrhythmia). Your healthcare provider will be monitoring your heart while taking this medication.  Report any feelings of rapid or racing heart rate immediately to your healthcare provider.   
  • a decline in liver function. Tell your healthcare provider any signs or symptoms of liver damage, which include the following:
    • loss of appetite or start losing weight (anorexia)
    • nausea or vomiting
    • feel tired
    • stomach pain or tenderness
    • dark urine or light colored stools
    • yellowing of your skin or the whites of your eyes
    • fever or rash
  • a decline in kidney function. Toxicity from Primacor may occur with kidney dysfunction. Your doctor may want to monitor your kidney function with certain blood tests as well. Tell your healthcare provider right away right away if you have any of the following symptoms of kidney dysfunction:
    • swelling of face, ankles, hands, or feet
    • fatigue
    • paleness of skin
    • decreased urination
    • shortness of breath
    • change in blood pressures
    • side effects as mentioned in this section or in the “Side Effects” section of this medication page
  • loss of control of blood sugar. Primacor is mixed with dextrose, a type of sugar, before it is given into the vein (IV).  This may result in low blood sugar episodes, high blood sugar episodes, or both. Tell your healthcare provider right away if you have some or all of the following symptoms of low blood sugar:
    • hunger
    • shakiness
    • dizziness
    • confusion
    • difficulty speaking
    • feeling anxious or weak

Tell your healthcare provider right away if you have some or all of the following symptoms of high blood sugar:

  • convulsions
  • confusion
  • increased thirst
  • fever
  • frequent urination
  • nausea
  • lethargy
  • weight loss
  • weakness

Primacor can cause drowsiness. Do not drive or operate heavy machinery until you know how this medication affects you.

Do not take Primacor if you are allergic any of its ingredients.

 

Primacor Food Interactions

Back to Top

Medications can interact with certain foods. In some cases, this may be harmful and your doctor may advise you to avoid certain foods. In the case of Primacor, there are no specific foods that you must exclude from your diet when receiving this medication.

Inform MD

Back to Top

Before taking Primacor, tell your doctor about all of your medical conditions. Especially tell your doctor if you:

  • are allergic to any ingredient in Primacor 
  • have or have had kidney problems
  • have or have had liver problems
  • have or have had problems with swelling or excess water
  • are diabetic or hypoglycemic (have problems with your blood sugars)
  • are pregnant or breastfeeding

Tell your doctor about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements.

 

Primacor and Pregnancy

Back to Top

Tell your doctor if you are pregnant or plan to become pregnant.

The FDA categorizes medications based on safety for use during pregnancy. Five categories - A, B, C, D, and X, are used to classify the possible risks to an unborn baby when a medication is taken during pregnancy.
 
Primacor falls into category C . There are no well-controlled studies that have been done in pregnant women. Primacor should be used during pregnancy only if the possible benefit outweighs the possible risk to the unborn baby.

 

Primacor and Lactation

Back to Top

Tell your doctor if you are breastfeeding or plan to breastfeed.

It is not known if Primacor crosses into human milk. Because many medications can cross into human milk and because of the possibility for serious adverse reactions in nursing infants with use of this medication, a choice should be made whether to stop nursing or stop the use of this medication. Your doctor and you will decide if the benefits outweigh the risk of using Primacor.

 

Primacor Usage

Back to Top

Take Primacor exactly as prescribed.

Primacor comes in injectable form to be given directly into the vein (IV) by a healthcare professional.

 

 

Primacor Dosage

Back to Top

Take Primacor exactly as prescribed by your doctor.

The Primacor dose your doctor recommends will be based on the following: 
  • the condition being treated
  • other medical conditions you have
  • other medications you are taking
  • how you respond to this medication
  • your kidney function
  • your liver function
  • your weight

The recommended dose range for Primacor in adults is based on weight and start with a large dose (loading dose) followed by a lower continuous dose. The recommended loading dose is 50 mcg/kg given in the vein (IV) over 10 minutes. After the loading dose, the dose ranges from 0.375 to 0.75 mcg/kg/minute given in the vein (IV) continuously (24 hours per day).  

The dose is adjusted based on the how well it works. Some patients use more or less than the recommended dose range. Patients with kidney problems may require lower doses.  
 
Primacor has not been studied for use in children.

 

Primacor Overdose

Back to Top

Primacor is usually administered by a healthcare provider in a medical setting making it unlikely for an overdose to occur. However, if overdose is suspected, seek emergency medical attention.

Other Requirements

Back to Top
 

 

↑ Back to Top