Nabilone Side Effects

Some side effects of nabilone may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

For the Consumer

Applies to nabilone: oral capsule

Get emergency medical help if you have any of these signs of an allergic reaction while taking nabilone: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using nabilone and call your doctor at once if you have any of these serious side effects:

• hallucinations (seeing or hearing things that are not there);

• paranoia, extreme fear;

• fast heart rate;

• feeling light-headed, fainting; or

• unusual thoughts or behavior.

Continue using nabilone and talk with your doctor if you have any of these less serious side effects:

• dizziness, drowsiness;

• feeling "high";

• weakness, lack of coordination;

• depression, anxiety, confusion;

• dry mouth;

• headache, trouble concentrating; or

• sleep problems (insomnia).

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

For Healthcare Professionals

Applies to nabilone: oral capsule

Cardiovascular

Cardiovascular side effects have included orthostatic hypotension, hypotension, tachycardia, syncope, palpitation, flushing, hypertension, arrhythmia, and cerebral vascular accident.

Dermatologic

Dermatologic side effects have included anhidrosis, photosensitivity, pruritus, and rash.

Endocrine

Endocrine side effects have included thirst.

Gastrointestinal

Gastrointestinal side effects have included dry mouth, nausea, anorexia, vomiting, diarrhea, abdominal pain, constipation, aphthous ulcer, mouth irritation, gastritis, and dyspepsia.

Genitourinary

Genitourinary side effects have included increased urination, decreased urination, hot flashes, urinary retention, and frequency of micturition.

Hematologic

Hematologic side effects have included anemia and leukopenia.

Immunologic

Immunologic side effects have included bacterial infection.

Musculoskeletal

Musculoskeletal side effects have included muscle pain, back pain, neck pain, joint pain, and unspecified pain.

Ocular

Ocular side effects have included vision disturbance, eye irritation, eye dryness, eye disorder, amblyopia, eye swelling, eyelid diseases, pupil dilation, photophobia, and visual field defect.

Other

Other side effects have included ear tightness, tinnitus, equilibrium dysfunction, fatigue, lightheadedness, coordination disturbance, asthesia, dysphoria, dizziness, twitch, irritability, fever, inhibited walking, unconsciousness, hypotonia, and face edema.

Nervous system

Nervous system side effects have included drowsiness, vertigo, ataxia, decreased concentration, sedation, hallucinations, paresthesia, tremor, memory disturbance, perception disturbance, convulsions, dystonia, numbness, and akathisia.

Respiratory

Respiratory side effects have included dyspnea, pharyngitis, nasal congestion, sinus headache, thick tongue, dry throat, dry nose, wheezing, nosebleed, cough, and voice change.

Psychiatric

Psychiatric side effects have included euphoria (feeling "high"), sleep disturbance, depression, confusion, disorientation, anxiety, depersonalization syndrome, speech disorder, abnormal dreams, insomnia, mood swings, inebriated feeling, toxic psychosis, paranoia, apathy, thought disorder, withdrawal, panic disorder, phobic neurosis, emotional disorder, and hyperactivity.

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