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Corgard Side Effects

Generic Name: nadolol

Note: This page contains information about the side effects of nadolol. Some of the dosage forms included on this document may not apply to the brand name Corgard.

For the Consumer

Applies to nadolol: oral tablet

In addition to its needed effects, some unwanted effects may be caused by nadolol (the active ingredient contained in Corgard). In the event that any of these side effects do occur, they may require medical attention.

Major Side Effects

You should check with your doctor immediately if any of these side effects occur when taking nadolol:

Less common:
  • Blurred vision
  • chest pain or discomfort
  • confusion
  • dilated neck veins
  • dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly
  • extreme fatigue
  • irregular breathing
  • lightheadedness, dizziness, or fainting
  • paleness or cold feeling in fingertips and toes
  • shortness of breath
  • slow or irregular heartbeat
  • sweating
  • swelling of face, fingers, feet, or lower legs
  • tingling or pain in fingers or toes when exposed to cold
  • unusual tiredness or weakness
  • weight gain
  • wheezing
Rare
  • Burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  • changes in behavior
  • cough
  • difficulty breathing
  • noisy breathing
  • slurred speech
  • tightness in chest

Minor Side Effects

Some of the side effects that can occur with nadolol may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:

Rare
  • Bloated
  • continuing ringing or buzzing or other unexplained noise in ears
  • decreased interest in sexual intercourse
  • diarrhea
  • difficulty having a bowel movement (stool)
  • drowsiness
  • dry mouth, eyes, or skin
  • excess air or gas in stomach or intestines
  • full feeling
  • gas in stomach
  • hair loss, thinning of hair
  • headache
  • hearing loss
  • heartburn
  • inability to have or keep an erection
  • itching skin
  • loss in sexual ability, desire, drive, or performance
  • loss of appetite
  • nausea
  • passing gas
  • rash
  • relaxed and calm
  • sleepiness
  • stomach pain
  • stomach soreness or discomfort
  • stuffy nose
  • vomiting
  • weight loss

For Healthcare Professionals

Applies to nadolol: compounding powder, oral tablet

General

The most common adverse reactions were bradycardia, cardiac failure, rhythm/conduction disturbances, symptoms of peripheral vascular insufficiency, hypotension, dizziness, and fatigue.[Ref]

Cardiovascular

Common (1% to 10%): Heart rate less than 60 beats per minute (bpm), heart rate less than 40 bpm, cardiac failure, rhythm/conduction disturbances, symptoms of peripheral vascular insufficiency usually of the Raynaud type, hypotension
Frequency not reported: First degree and third degree heart block, cold extremities[Ref]

Nervous system

Common (1% to 10%): Dizziness
Uncommon (0.1% to 1%): Paresthesias, sedation, headache, slurred speech, tinnitus
Frequency not reported: Lightheadedness[Ref]

Other

Common (1% to 10%): Fatigue[Ref]

Gastrointestinal

Uncommon (0.1% to 1%): Nausea, diarrhea, abdominal discomfort, constipation, vomiting, indigestion, bloating, flatulence, dry mouth[Ref]

Dermatologic

Uncommon (0.1% to 1%): Rash, pruritus, dry skin, sweating, facial swelling
Frequency not reported: Reversible alopecia[Ref]

Respiratory

Uncommon (0.1% to 1%): Cough, nasal stuffiness, bronchospasm[Ref]

Metabolic

Uncommon (0.1% to 1%): Anorexia, weight gain
Frequency not reported: Hypoglycemia[Ref]

Ocular

Uncommon (0.1% to 1%): Dry eyes, blurred vision[Ref]

Psychiatric

Uncommon (0.1% to 1%): Change in behavior
Frequency not reported: Insomnia[Ref]

Genitourinary

Uncommon (0.1% to 1%): Impotence or decreased libido[Ref]

References

1. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0

2. "Product Information. Corgard (nadolol)." Bristol-Myers Squibb, Princeton, NJ.

Not all side effects for Corgard may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.

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