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Kerlone Side Effects

Generic Name: betaxolol

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

In Summary

Common side effects of Kerlone include: headache. Other side effects include: bradycardia. See below for a comprehensive list of adverse effects.

For the Consumer

Applies to betaxolol: oral tablet

In addition to its needed effects, some unwanted effects may be caused by betaxolol (the active ingredient contained in Kerlone). 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 betaxolol:

More common:
  • Chest pain or discomfort
  • lightheadedness, dizziness, or fainting
  • shortness of breath
  • slow or irregular heartbeat
  • unusual tiredness
Less common:
  • Cold arms, legs, hands, or feet
  • difficult or labored breathing
  • fast, pounding, or racing heartbeat or pulse
  • swelling of face, fingers, feet, or lower legs
  • tightness in the chest
  • wheezing

If any of the following symptoms of overdose occur while taking betaxolol, get emergency help immediately:

Symptoms of overdose:
  • Anxiety
  • blurred vision
  • chills
  • cold sweats
  • coma
  • confusion
  • convulsions (seizures)
  • cool, pale skin
  • decreased urine output
  • depression
  • dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly
  • extreme fatigue
  • headache
  • increased hunger
  • irregular breathing
  • loss of consciousness
  • nervousness
  • nightmares
  • noisy breathing
  • shakiness
  • slurred speech
  • sweating
  • troubled breathing
  • weight gain
  • unusual tiredness or weakness

Minor Side Effects

Some of the side effects that can occur with betaxolol 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:

More common:
  • Joint pain
  • nausea
Less common:
  • Acid or sour stomach
  • belching
  • body aches or pain
  • burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  • congestion
  • decreased interest in sexual intercourse
  • diarrhea
  • difficulty in moving
  • dryness or soreness of throat
  • fever
  • heartburn
  • hoarseness
  • inability to have or keep an erection
  • indigestion
  • loss in sexual ability, desire, drive, or performance
  • muscle pain or stiffness
  • rash
  • runny nose
  • sleeplessness
  • sneezing
  • stomach discomfort, upset, or pain
  • stuffy nose
  • tender, swollen glands in neck
  • trouble in swallowing
  • trouble sleeping
  • unable to sleep
  • unusual drowsiness, dullness, or feeling of sluggishness
  • unusual or strange dreams
  • voice changes
Rare
  • Discouragement
  • feeling sad or empty
  • irritability
  • lack of appetite
  • loss of interest or pleasure
  • tiredness
  • trouble concentrating

For Healthcare Professionals

Applies to betaxolol: oral tablet

General

The more commonly reported side effects include bradycardia, fatigue, lethargy, and headache.[Ref]

Cardiovascular

Bradycardia occurred as a dose-related effect in clinical trials. In clinical trials, bradycardia occurred in 8.1% of patients given this drug compared to 12% of patients given equivalent doses of atenolol. Symptomatic bradycardia occurred in 0.8% of patients taking this drug versus 1.4% of patients treated with equivalent doses of propranolol.

Angina pectoris, arrhythmia, AV block, heart failure, hypertension, hypotension, myocardial infarction, thrombosis, syncope, cerebrovascular disorder, intermittent claudication, peripheral ischemia, and thrombophlebitis occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Common (1% to 10%): Chest pain, bradycardia, edema, palpitations, cold extremities
Frequency not reported: Angina pectoris, arrhythmia, atrioventricular (AV) block, heart failure, hypertension, hypotension, myocardial infarction, thrombosis, thrombophlebitis, peripheral ischemia, intermittent claudication[Ref]

Respiratory

Bronchitis, bronchospasm, cough, epistaxis, pneumonia, and sinusitis occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Common (1% to 10%): Dyspnea, pharyngitis, rhinitis, upper respiratory infection
Frequency not reported: Bronchitis, bronchospasm, cough, epistaxis, pneumonia, sinusitis[Ref]

Musculoskeletal

Twitching, arthropathy, neck pain, muscle cramps, tendonitis, and leg cramps occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Common (1% to 10%): Joint pain, myalgia, arthralgia
Frequency not reported: Twitching, arthropathy, neck pain, muscle cramps, tendonitis, leg cramps[Ref]

Nervous system

Ataxia, neuralgia, neuropathy, numbness, speech disorder, stupor, tremor, syncope, amnesia, impaired concentration, taste loss, cerebrovascular disorder, and abnormal taste occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Common (1% to 10%): Headache, dizziness, paresthesia, lethargy
Frequency not reported: Ataxia, neuralgia, neuropathy, numbness, speech disorder, stupor, tremor, syncope, amnesia, impaired concentration, taste loss, cerebrovascular disorder, abnormal taste[Ref]

Gastrointestinal

Salivation, mouth ulceration, dry mouth, rectal disorders, vomiting, dysphagia, and constipation occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Common (1% to 10%): Nausea, dyspepsia, diarrhea
Frequency not reported: Salivation, mouth ulceration, rectal disorders, vomiting, dysphagia, constipation, dry mouth[Ref]

Hematologic

Frequency not reported: Anemia, leukocytosis, lymphadenopathy, thrombocytopenia[Ref]

Anemia, leukocytosis, lymphadenopathy, and thrombocytopenia occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Genitourinary

Menstrual disorder, Peyronie's disease, prostatitis, proteinuria, dysuria, and micturition disorder occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Common (1% to 10%): Impotence
Frequency not reported: Menstrual disorder, Peyronie's disease, prostatitis, proteinuria, micturition disorder, dysuria[Ref]

Dermatologic

Flushing, sweating, purpura, pruritus, skin disorders, hypertrichosis, erythematous rash, eczema, and alopecia occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Common (1% to 10%): Rash
Frequency not reported: Flushing, sweating, purpura, skin disorders, hypertrichosis, erythematous rash, eczema, alopecia, pruritus[Ref]

Immunologic

In clinical trials, ANA conversion occurred in 5.3%, 6.3%, 4.9%, and 3.2% of patients taking this drug, atenolol, propranolol, and placebo, respectively.

Flu occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience[Ref]

Common (1% to 10%): Antinuclear antibody (ANA) development
Frequency not reported: Flu[Ref]

Psychiatric

Uncommon (0.1% to 1%): Nervousness, bizarre dreams, depression, insomnia
Frequency not reported: Abnormal thinking, confusion, emotional lability, hallucinations, decreased libido[Ref]

Abnormal thinking, confusion, emotional lability, hallucinations, and decreased libido occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Metabolic

Anorexia, increased appetite, acidosis, hypercholesterolemia, hyperglycemia, hyperkalemia, hyperlipidemia, hyperuricemia, hypokalemia, weight gain, weight loss, increased LDH, diabetes occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Frequency not reported: Anorexia, increased appetite, hypercholesterolemia, hyperglycemia, hyperkalemia, hyperlipidemia, hyperuricemia, hypokalemia, weight gain, weight loss, increased LDH, acidosis, diabetes[Ref]

Ocular

Frequency not reported: Scotoma, ocular hemorrhage, iritis, dry eyes, conjunctivitis, cataract, blepharitis, abnormal lacrimation, abnormal vision[Ref]

Scotoma, ocular hemorrhage, iritis, dry eyes, conjunctivitis, cataract, blepharitis, abnormal lacrimation, and abnormal vision occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Other

Frequency not reported: Fever, malaise, pain, rigors, asthenia, fatigue, earache, labyrinth disorders, deafness, thirst, breast pain, tinnitus[Ref]

Fever, malaise, pain, rigors, earache, labyrinth disorders, deafness, thirst, breast pain, and tinnitus occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Renal

Frequency not reported: Renal pain, oliguria, cystitis, abnormal renal function[Ref]

Renal pain, oliguria, cystitis, and abnormal renal function occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Hepatic

Increased liver transaminases occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Frequency not reported: Increased liver transaminases[Ref]

Oncologic

Frequency not reported: Breast fibroadenosis[Ref]

Breast fibroadenosis occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Hypersensitivity

Allergy occurred in less than 2% of patients treated with this drug in open and controlled long-term clinical studies or in marketing experience.[Ref]

Frequency not reported: Allergy[Ref]

References

1. "Product Information. Kerlone (betaxolol)." Searle, Skokie, IL.

Not all side effects for Kerlone 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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