Skip to Content

Lyrica Side Effects

Generic Name: pregabalin

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

In Summary

Common side effects of Lyrica include: infection, weight gain, blurred vision, ataxia, dizziness, headache, diplopia, drowsiness, tremor, peripheral edema, fatigue, constipation, visual field loss, xerostomia, and accidental injury. Other side effects include: abnormality in thinking, arthralgia, vertigo, visual disturbance, weakness, sinusitis, amnesia, confusion, cognitive dysfunction, speech disturbance, abnormal gait, edema, neuropathy, myasthenia, twitching, amblyopia, and increased appetite. See below for a comprehensive list of adverse effects.

For the Consumer

Applies to pregabalin: oral capsule, oral solution

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

Severity: Major

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

Less common:
  • Difficult or labored breathing
  • shortness of breath
  • tightness in the chest
  • Blistering, peeling, or loosening of the skin
  • chills
  • cough
  • diarrhea
  • difficulty with swallowing
  • dizziness
  • fast heartbeat
  • hives
  • itching
  • joint or muscle pain
  • puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  • red skin lesions, often with a purple center
  • red, irritated eyes
  • skin rash
  • sore throat
  • sores, ulcers, or white spots in the mouth or on the lips
  • unusual tiredness or weakness

Severity: Minor

Some of the side effects that can occur with pregabalin 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:
  • Accidental injury
  • bloating or swelling of the face, arms, hands, lower legs, or feet
  • blurred vision
  • burning, tingling, numbness or pain in the hands, arms, feet, or legs
  • change in walking and balance
  • clumsiness
  • confusion
  • delusions
  • dementia
  • difficulty having a bowel movement (stool)
  • difficulty with speaking
  • double vision
  • dry mouth
  • fever
  • headache
  • hoarseness
  • increased appetite
  • lack of coordination
  • loss of memory
  • lower back or side pain
  • painful or difficult urination
  • problems with memory
  • rapid weight gain
  • seeing double
  • sensation of pins and needles
  • shakiness and unsteady walk
  • sleepiness or unusual drowsiness
  • stabbing pain
  • swelling
  • tingling of the hands or feet
  • trembling, or other problems with muscle control or coordination
  • unusual weight gain or loss
Less common:
  • Anxiety
  • bloated or full feeling
  • burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  • chest pain
  • cold sweats
  • coma
  • cool, pale skin
  • cough producing mucus
  • decrease or change in vision
  • depression
  • excess air or gas in the stomach or intestines
  • eye disorder
  • false or unusual sense of well-being
  • general feeling of discomfort or illness
  • increased hunger
  • joint pain
  • loss of appetite
  • loss of bladder control
  • loss of strength or energy
  • muscle aches and pains
  • muscle twitching or jerking
  • muscle weakness
  • nausea
  • nervousness
  • nightmares
  • noisy breathing
  • pain
  • passing gas
  • rhythmic movement of the muscles
  • runny nose
  • seizures
  • shivering
  • slurred speech
  • sweating
  • trouble sleeping
  • twitching
  • uncontrolled eye movements
  • vomiting

For Healthcare Professionals

Applies to pregabalin: oral capsule, oral solution


Cardiovascular side effects including edema, primarily peripheral edema (6%) have been reported. Deep thrombophlebitis, heart failure, hypotension, syncope, and postural hypotension have been reported infrequently. Depressed ST and ventricular fibrillation have been reported rarely. There have been postmarketing reports of angioedema and headache.[Ref]

Specific symptoms of angioedema have included swelling of the face, mouth (tongue, lips, and gums), and neck (throat and larynx). There have also been reports of life-threatening angioedema with respiratory compromise requiring emergency treatment. Pregabalin should be discontinued immediately in patients with these symptoms. Caution is recommended if prescribing pregabalin to patients who have had a previous episode of angioedema. In addition, patients who are taking other drugs associated with angioedema (e.g., angiotensin converting enzyme inhibitors [ACE inhibitors]) may be at increased risk of developing angioedema.[Ref]


Dermatologic side effects including pruritus have been reported frequently. Alopecia, dry skin, eczema, hirsutism, skin ulcer, urticaria, and vesiculobullous rash have been reported infrequently. Angioedema, exfoliative dermatitis, lichenoid dermatitis, melanosis, petechial rash, purpuric rash, pustular rash, skin atrophy, skin necrosis, skin nodule, Stevens-Johnson syndrome, and subcutaneous nodule have been reported rarely.[Ref]


General side effects including infection (up to 14%), accidental injury (up to 11%), headache (up to 9%), asthenia (up to 7%), pain (up to 5%), chest pain (up to 4%), facial edema (up to 3%), flu syndrome (up to 2%), and back pain (up to 2%) have been reported. Abdominal pain and fever have been reported frequently. Abscess, cellulitis, chills, malaise, neck rigidity, overdose, pelvic pain, photosensitivity reaction, and suicide attempt have been reported infrequently. Ascites, granuloma, hangover effect, intentional injury, retroperitoneal fibrosis, shock, and suicide have been reported rarely.[Ref]


Gastrointestinal side effects including dry mouth (up to 15%), constipation (up to 7%), increased appetite (up to 6%), vomiting (up to 3%), flatulence (up to 3%), nausea and diarrhea have been reported. Gastroenteritis has been reported frequently. Cholecystitis, cholelithiasis, colitis, dysphagia, esophagitis, gastritis, gastrointestinal hemorrhage, melena, mouth ulceration, pancreatitis, rectal hemorrhage, and tongue edema have been reported infrequently. Aphthous stomatitis and esophageal ulcer have been reported rarely.[Ref]


Genitourinary side effects including urinary incontinence (up to 2%) have been reported. Anorgasmia, impotence, and urinary frequency have been reported frequently. Abnormal ejaculation, albuminuria, amenorrhea, dysmenorrhea, dysuria, hematuria, kidney calculus, leukorrhea, menorrhagia, metrorrhagia, nephritis, oliguria, and urinary retention have been reported infrequently. Acute kidney failure, balanitis, bladder neoplasm, cervicitis, dyspareunia, epididymitis, female lactation, and glomerulitis have been reported rarely. Unilateral painful gynecomastia has been reported postmarketing.[Ref]


Hematologic side effects including ecchymosis have been reported frequently. Anemia, eosinophilia, hyperchromic anemia, leukocytosis, leukopenia, lymphadenopathy, and thrombocytopenia have been reported infrequently. Myelofibrosis, polycythemia, decreased prothrombin, purpura, and thrombocytopenia have been reported rarely.[Ref]


Hypersensitivity side effects including allergic reactions have been reported frequently. Allergic reactions have included skin redness, blisters, hives, rash, dyspnea, and wheezing. Pregabalin (the active ingredient contained in Lyrica) should be discontinued immediately in patients with these symptoms. Anaphylactoid reactions have been reported rarely.[Ref]


Musculoskeletal side effects including myasthenia (1%) have been reported. Arthralgia, leg cramps, myalgia, and myasthenia have been reported frequently. Arthrosis has been reported infrequently. Generalized spasm has been reported rarely.[Ref]

Nervous system

Nervous system side effects including dizziness (up to 38%), somnolence (up to 28%), ataxia (up to 20%), tremor (up to 11%), neuropathy (up to 9%), abnormal thinking (up to 9%), abnormal gait (up to 5%), confusion (up to 7%), speech disorder (up to 7%), amnesia (up to 6%), incoordination (up to 6%), twitching (up to 5%), vertigo (up to 4%), myoclonus (up to 4%), euphoria (up to 3%), and nervousness (up to 1%) have been reported. Anxiety, depersonalization, hypertonia, hypesthesia, decreased libido, nystagmus, paresthesia, stupor, and twitching have been reported frequently. Abnormal dreams, agitation, apathy, aphasia, circumoral paresthesia, dysarthria, hallucinations, hostility, hyperalgesia, hyperesthesia, hyperkinesia, hypokinesia, hypotonia, increased libido, myoclonus, and neuralgia have been reported infrequently. Addiction, cerebellar syndrome, cogwheel rigidity, coma, delirium, delusions, dysautonomia, dyskinesia, dystonia, encephalopathy, extrapyramidal syndrome, Guillain-Barre syndrome, hypoalgesia, intracranial hypertension, manic reaction, paranoid reaction, peripheral neuritis, psychotic depression, schizophrenic reaction, torticollis, and trismus have been reported rarely.[Ref]


Blurred vision resolved in the majority of cases with continued dosing. Less than 1% of patients discontinued pregabalin (the active ingredient contained in Lyrica) treatment due to vision related events (primarily blurred vision).

Patients should be informed that they should notify their physician if changes in vision occur. If visual disturbance persists, further assessment should be considered. Furthermore, more frequent assessment should be considered for patients who are already routinely monitored for ocular conditions.[Ref]

Ocular side effects including visual field changes (13%), reduced visual acuity (7%), and blurred vision (6%) have been reported. Conjunctivitis and diplopia have been reported frequently. Abnormality of accommodation, blepharitis, dry eyes, eye hemorrhage, hyperacusis, photophobia, retinal vascular disorder, and retinal edema have been reported infrequently. Anisocoria, blindness, corneal ulcer, exophthalmos, extraocular palsy, iritis, keratitis, keratoconjunctivitis, miosis, mydriasis, night blindness, ophthalmoplegia, optic atrophy, papilledema, parosmia, ptosis, and uveitis have been reported rarely.[Ref]


In a cohort study of 333 diabetic patients who received pregabalin (the active ingredient contained in Lyrica) for at least 2 years, the average weight gain was 5.2 kg. Pregabalin associated weight gain was related to dose and duration or exposure.[Ref]

Other side effects including weight gain have been reported. In controlled clinical trials of up to 13 weeks, weight gain of 7% or more over baseline has been reported in 8% of pregabalin-treated patients. Otitis media and tinnitus have been reported frequently. Taste loss, and taste perversion have been reported infrequently.[Ref]


Respiratory side effects including dyspnea (up to 3%) and bronchitis (up to 3%) have been reported. Apnea, atelectasis, bronchiolitis, hiccup, laryngismus, lung edema, lung fibrosis, and yawn have been reported rarely.[Ref]


Metabolic side effects including peripheral edema (up to 16%), weight gain (up to 16%), edema (up to 6%), and hypoglycemia (up to 3%) have been reported. Decreased glucose tolerance and urate crystalluria have been reported rarely.[Ref]


1. "Product Information. Lyrica (pregabalin)." Pfizer U.S. Pharmaceuticals Group, New York, NY.

2. Cerner Multum, Inc. "Australian Product Information." O 0

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

Not all side effects for Lyrica 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. 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.