BOTOX COSMETIC Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

  • poor eyelid closure
  • muscle weakness
  • a change in voice
  • difficulty swallowing

If experienced, these tend to have a Less Severe expression i

  • accumulation of fluid in the tissues of the eyelid
  • eye irritation
  • bruising under the skin
  • throat irritation
  • a common cold
  • a stuffy and runny nose
  • bronchitis
  • dry mouth
  • urinary tract infection
  • neck pain
  • backache
  • low energy
  • headache
  • cough
  • nausea
  • difficult or painful urination
  • an inability to completely empty the bladder
  • reactions at the site of the injection

INFREQUENT side effects

If experienced, these tend to have a Severe expression i

  • an infection
  • double vision
  • fever

If experienced, these tend to have a Less Severe expression i

  • itching
  • a skin rash

RARE side effects

If experienced, these tend to have a Severe expression i

  • botulism
  • an ulcer of the cornea of the eye
  • inflammation of the cornea of the eye
  • entropion, a condition where the eyelid folds inward
  • hearing loss
  • a heart attack
  • abnormal heart rhythm
  • pneumonia due to accidental inhalation of vomit
  • decreased lung function
  • acute respiratory distress syndrome, a type of lung disorder
  • erythema multiforme, a type of allergic skin reaction
  • erythema or redness of skin or mucous membrane
  • seizures
  • a type of speech disorder called dysarthria
  • trouble breathing
  • involuntary leakage of urine
  • a significant type of allergic reaction called anaphylaxis
  • a hypersensitivity reaction to a drug
  • a serum sickness reaction
  • hematoma, a collection of blood outside of the blood vessels
  • a disorder of the brachial plexus, a bundle of nerves in the shoulder
  • muscle wasting

If experienced, these tend to have a Less Severe expression i

  • a painful condition that affects the nerves in the legs and arms called peripheral neuropathy
  • visual sensitivity to light
  • dry eye
  • strabismus, an abnormal alignment of the eyes
  • ringing in the ears
  • inflammation of the tissue lining the sinuses
  • bloody urine
  • a psoriasis-like skin eruption
  • hair loss
  • hives
  • joint pain
  • an abnormal increase in muscle tone
  • muscle pain
  • fainting
  • sensation of spinning or whirling
  • flu-like symptoms
  • excessive sweating
  • muscle twitching
  • numbness
  • visible water retention
  • decreased appetite
  • vomiting
  • diarrhea
  • a feeling of pins and needles on skin
  • intense abdominal pain
  • a stinging sensation on the skin
  • paralysis of nerves for the face
  • pain in the muscles or bones
  • a sensation of feeling heavy
  • anxious feelings
  • bleeding in the retrobulbar space

Free RX Coupon

Save up to 80% on your prescriptions.

Available coupons

Save up to 80% on your prescription with WebMDRx

Drug Survey

Are you currently using Botox Cosmetic vial?

This survey is being conducted by the WebMD marketing sciences department.

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.