Skip to main content

Lescol XL Side Effects

Generic name: fluvastatin

Medically reviewed by Last updated on Feb 15, 2024.

Note: This document contains side effect information about fluvastatin. Some dosage forms listed on this page may not apply to the brand name Lescol XL.

Applies to fluvastatin: oral capsule, oral tablet extended release.

Serious side effects of Lescol XL

Along with its needed effects, fluvastatin (the active ingredient contained in Lescol XL) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking fluvastatin:

More common

Less common

Other side effects of Lescol XL

Some side effects of fluvastatin may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

Less common

For Healthcare Professionals

Applies to fluvastatin: oral capsule, oral tablet extended release.


The most frequently reported side effects were headache, dyspepsia, abdominal pain, nausea, and myalgia.[Ref]


Common (1% to 10%): Myalgia, arthritis, arthropathy, arthralgia, pain in extremity, back pain

Rare (0.01% to 0.1%): Muscular weakness, myopathy

Very rare (less than 0.01%): Rhabdomyolysis, myositis, lupus erythematosus-like syndrome

Frequency not reported: Immune-mediated necrotizing myopathy

Postmarketing reports: Muscle cramps, muscle spasms[Ref]


Common (1% to 10%): ALT increased, AST increased

Very rare (less than 0.01%): Hepatitis

Postmarketing reports: Chronic active hepatitis, cholestatic jaundice, fatty change in liver, cirrhosis, fulminant hepatic necrosis, fatal hepatic failure, nonfatal hepatic failure, gamma-glutamyl transpeptidase increased, bilirubin increased[Ref]


Common (1% to 10%): Dyspepsia, diarrhea, abdominal pain, nausea, flatulence, tooth disorder, upper abdominal pain, constipation, gastric disorder

Very rare (less than 0.01%): Pancreatitis

Postmarketing reports: Vomiting[Ref]


Common (1% to 10%): Rash

Rare (0.01% to 0.1%): Urticaria

Very rare (less than 0.01%): Angioedema, face edema, eczema, dermatitis, bullous exanthema

Postmarketing reports: Bullous dermatitis, alopecia, pruritus, skin nodules, skin discoloration, dry skin/mucous membranes, hair/nails changed[Ref]


Very common (10% or more): Upper respiratory tract infection (16.2%)

Common (1% to 10%): Sinusitis, bronchitis, nasopharyngitis, exertional dyspnea, pharyngitis, rhinitis, cough[Ref]


Common (1% to 10%): Influenza-like symptoms, accidental trauma, fatigue, peripheral edema, blood transaminases increased, creatine phosphokinase increased

Uncommon (0.1% to 1%): Chest pain

Postmarketing reports: Vertigo, alkaline phosphatase increased[Ref]

Nervous system

Common (1% to 10%): Headache, dizziness, syncope

Very rare (less than 0.01%): Paresthesia, dysesthesia, hypoesthesia

Postmarketing reports: Tremor, peripheral nerve palsy, peripheral neuropathy, dysfunction of cranial nerve, alteration of taste, extra-ocular movement impaired, facial paresis, cognitive impairment, memory loss, forgetfulness, amnesia, memory impairment[Ref]


Common (1% to 10%): Urinary tract infection

Postmarketing reports: Erectile dysfunction, gynecomastia[Ref]


Common (1% to 10%): Atrial fibrillation, hypertension, intermittent claudication

Very rare (less than 0.01%): Vasculitis[Ref]


Very rare (less than 0.01%): Thrombocytopenia[Ref]


Frequency not reported: Myoglobinuria, acute renal failure[Ref]


Common (1% to 10%): Allergy

Very rare (less than 0.01%): Anaphylactic reaction[Ref]


An apparent hypersensitivity syndrome was reported rarely and included one or more of the following: anaphylaxis, angioedema, lupus erythematosus-like syndrome, polymyalgia rheumatica, vasculitis, purpura, thrombocytopenia, leukopenia, hemolytic anemia, positive antinuclear antibodies, erythrocyte sedimentation rate increased, eosinophilia, arthritis, arthralgia, urticaria, asthenia, photosensitivity reaction, fever, chills, flushing, malaise, dyspnea, toxic epidermal necrolysis, erythema multiforme, and Stevens-Johnson syndrome.[Ref]

Rare (less than 0.1%): Hypersensitivity reaction[Ref]


Postmarketing reports: Hepatoma[Ref]


Postmarketing reports: Thyroid function abnormal[Ref]


Common (1% to 10%): Insomnia

Postmarketing reports: Anxiety, depression, psychic disturbances, loss of libido, confusion[Ref]


Frequency not reported: HbA1c increased, serum glucose increased

Postmarketing reports: Anorexia[Ref]


Postmarketing reports: Cataracts progressed, lens opacity, ophthalmoplegia[Ref]

Frequently asked questions


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

2. Cerner Multum, Inc. "Australian Product Information."

3. (2001) "Product Information. Lescol (fluvastatin)." Novartis Pharmaceuticals

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.