Brand name Botox Cosmetic (onabotulinumtoxinA) is a treatment used to temporarily improve the appearance of lines on sites on the forehead and around the eyes. It's only available as an injection into the muscles by a healthcare provider. Side effects of Botox Cosmetic (onabotulinumtoxinA) can differ depending on where you've received the injection and they include headache and droopy eyelids. The recovery time after treatment tends to be quick. Typically, you can return to your normal daily activities right away.
Temporarily improves the appearance of frown lines, forehead lines, and crow's feet lines in adults
Botox Cosmetic (onabotulinumtoxinA) is a neuromuscular blocker. It's a toxin made from bacteria (Clostridium botulinum) that temporarily lowers muscle activity by stopping a chemical called acetylcholine from being released in your muscle. This helps to relax the muscles that cause frown lines, forehead lines, and crow's feet lines around your eyes.
Source: DailyMed
Side effects that you should report to your care team as soon as possible:
Side effects that usually do not require medical attention (report these to your care team if they continue or are bothersome):
Can use to treat frown lines, crow's feet lines, and forehead lines at the same time
Might start to see results within 1 to 2 days
Can last up to 4 months for moderate-to-severe frown lines
Quick recovery time after injections (can return to daily activities right away)
Needs to be injected by a healthcare provider
Injections can be uncomfortable
Effects aren't permanent and requires repeat injections
Not available as a generic medication
Botox Cosmetic (onabotulinumtoxinA) injections can feel like a pinch. To make you feel as comfortable as possible, your provider might numb the treatment area with ice or a numbing cream n the day of your injections. Talk with your provider ahead of time if you're concerned about pain or discomfort from the injections.
The amount of Botox Cosmetic (onabotulinumtoxinA) injections you'll receive will depend on the areas you're treating. If you're receiving treatment for for crow's feet, you can expect to receive injections in 3 areas around each eye. If you're receiving treatment for frown lines or forehead lines, you can expect to receive 5 injections for either one of the procedures. Ask your provider to walk you through the injection procedure before your appointment so you'd know what to expect.
One side effect of Botox Cosmetic (onabotulinumtoxinA) is droopy eyelid. If you experience droopy eyelids after your injection and it affects your vision, avoid driving or doing other activities where you need to see clearly. Keep in mind that droopy eyelids are usually temporary and this side effect tends to go away after 3 to 4 weeks.
Botox Cosmetic (onabotulinumtoxinA) can cause dry eyes. If your eyes are dry, you can consider using lubricating eye drops to ease the discomfort.
Though rare, Botox Cosmetic (onabotulinumtoxinA) can cause vision problems. Talk with your provider right away if you notice eye pain or changes in your vision, such double vision or light sensitivity.
Let your provider know if you develop any unusual symptoms after your Botox Cosmetic (onabotulinumtoxinA) injection. These can include trouble swallowing or speaking. If you have trouble breathing, get medical attention right away.
The effects of Botox Cosmetic (onabotulinumtoxinA) can last up to 4 months. Once you stop getting injections, your lines will slowly return. If you want a longer-lasting treatment, talk with your provider about other options.
Botox Cosmetic (onabotulinumtoxinA) can cause some serious health issues. This risk may be even higher for certain groups. If this worries you, talk to your doctor or pharmacist about other options.
Risk factors: History of muscle, eye, or lung conditions
Although no serious reports have been made with the use of Botox Cosmetic (onabotulinumtoxinA) at the recommended sites and doses, it has the potential to spread to other body areas outside of the injection sites. This occurring hours to weeks after receiving the injection. The spread of Botox Cosmetic (onabotulinumtoxinA) beyond the injection sites can lead to serious side effects, such as unexplained muscle weakness, drooping eyelids, blurred or double vision, breathing or swallowing difficulty, slurred speech or trouble speaking. If you notice any of these side effects, seek medical help right away.
Risk factors: History of swallowing or breathing problems | Using Botox Cosmetic (onabotulinumtoxinA) in certain muscles | Myasthenia gravis | Lambert-Eaton syndrome | Current muscle-nerve conditions
Though rare, Botox Cosmetic (onabotulinumtoxinA) can cause life-threatening problems with swallowing or breathing. In the rare case that Botox Cosmetic (onabotulinumtoxinA) spreads beyond the injection sites, there's a possibility it can by weaken muscles involved breathing and swallowing. This can occur anytime from hours to weeks after receiving Botox Cosmetic (onabotulinumtoxinA). These effects can last for many months. Your risk is higher if you have certain conditions affecting your muscles or nerves. If you notice any of these problems, seek medical help right away. If you have a history of swallowing or breathing problems, let your provider know before receiving Botox Cosmetic (onabotulinumtoxinA).
Risk factors: History of certain muscle-nerve conditions | History of heart problems | Inflammation (swelling) at the injection site
In people with certain medical conditions, Botox Cosmetic (onabotulinumtoxinA) can make symptoms worse and cause serious side effects. Botox Cosmetic (onabotulinumtoxinA) has caused heart problems including arrhythmias (racing heart) and heart attack after receiving Botox Cosmetic (onabotulinumtoxinA). Your risk is higher if you have a history of heart problems. People with certain muscle-nerve conditions might have a higher risk of serious side effects from Botox Cosmetic (onabotulinumtoxinA), including muscle weakness anywhere in the body, blurry vision, drooping eyelids, and trouble speaking, eating, drinking, or breathing. If you experience any of these side effects, seek medical help right away. Make sure to discuss your full medical history with your provider before using Botox Cosmetic (onabotulinumtoxinA). You should also let your provider know if you have any redness or swelling at the areas on your body where you'll be getting the injections, or if you're currently experiencing drooping eyelids or muscle weakness.
Risk factors: Previous eye surgery | Certain nerve problems
Injecting Botox Cosmetic (onabotulinumtoxinA) in or near the eyelid muscle leads to reduced blinking, which can lead to eye problems like ulcers in your eye. You're at a higher risk if you have a history of eye surgery or certain nerve problems. Your provider will make sure your eyes are okay and might prescribe an ointment or special contact lenses to protect your eyes if there are any problems. Botox Cosmetic (onabotulinumtoxinA) can also cause dry eyes as a side effect. If you experience eye irritation, sensitivity to light, or visual changes that don't go away, contact your provider.
Botox Cosmetic (onabotulinumtoxinA) is only available as an intramuscular (IM) injection that's administered by a healthcare provider.
The dose can differ depending on which area of the face is being treated. Typically, you can receive an injection into a particular area at most once every 3 months. The maximum total dose is 400 units in a 3-month period.
Infection at injection site
Temporarily improves the appearance of frown lines, forehead lines, and crow's feet lines in adults
Long-term excessive drooling (sialorrhea) in people 2 years and older
Arm spasms in people 2 years and older
Uncontrollable neck spasms (cervical dystonia) in adults
Uncontrollable eye twitching (blepharospasm) in adults
Frown lines in adults
Neck spasms (cervical dystonia) in adults
Frown lines in adults under 65 years old
Muscle spasms in upper and lower limbs in adults and children age 2 years and older
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Chertow, D. S., et al. (2006). Botulism in 4 adults following cosmetic injections with an unlicensed, highly concentrated botulinum preparation. Journal of the American Medical Association.
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