Casimersen Side Effects
Medically reviewed by Drugs.com. Last updated on Dec 3, 2024.
Applies to casimersen: intravenous solution.
Precautions
Your doctor will check your or your child's progress closely while you are receiving this medicine to see if it is working properly and to decide if you or your child should continue to receive it. Blood and urine tests may be needed to check for unwanted effects.
Check with your doctor right away if you or your child has blood in the urine, change in frequency of urination or amount of urine, drowsiness, increased thirst, loss of appetite, nausea or vomiting, swelling of the feet or lower legs, trouble breathing, or weakness. These could be symptoms of a serious kidney problem.
Serious side effects of casimersen
Along with its needed effects, casimersen 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 or nurse immediately if any of the following side effects occur while taking casimersen:
More common side effects
- body aches or pain
- chills
- cough
- difficulty in moving
- dizziness
- ear congestion
- fast, pounding, or irregular heartbeat
- fever
- headache
- joint pain
- lightheadedness
- loss of voice
- muscle pain or stiffness
- nausea
- runny or stuffy nose
- sneezing
- sore throat
- stomach pain
- swelling of the face, ankles, or hands
- tender, swollen glands in the neck
- trouble breathing
- trouble swallowing
- unusual tiredness or weakness
- vomiting
Incidence not known
- agitation
- blood in the urine
- coma
- confusion
- decreased urine output
- depression
- irritability
- lethargy
- muscle twitching
- rapid weight gain
- seizures
- stupor
Other side effects of casimersen
Some side effects of casimersen 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 side effects
- bleeding, blistering, burning, coldness, discoloration of skin, feeling of pressure, hives, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site
- change in hearing
- earache or pain in the ear
- ear drainage
For healthcare professionals
Applies to casimersen: intravenous solution.
General adverse events
The most commonly reported adverse reactions have included respiratory tract infection, cough, pyrexia, headache, arthralgia, and oropharyngeal pain.[Ref]
Nervous system
- Very common (10% or more): Headache (32%)
Other
- Very common (10% or more): Pyrexia (33%)
- Frequency not reported: Ear pain, ear infection, posttraumatic pain
Musculoskeletal
- Very common (10% or more): Arthralgia (21%)
Gastrointestinal
- Very common (10% or more): Oropharyngeal pain (21%)
- Frequency not reported: Nausea
Respiratory
- Very common (10% or more): Respiratory tract infections (65%), cough (33%)
Respiratory tract infections include pharyngitis, nasopharyngitis, and rhinitis. In clinical trials, respiratory tract infections were reported in 65% of patients receiving the drug compared to 55% in the placebo group. Cough was reported in 33% of patients receiving this drug compared to 26% in placebo.
See also:
Agamree
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Duvyzat
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Elevidys
Elevidys is a gene therapy for Duchenne muscular dystrophy, that is given as a one-time infusion ...
Emflaza
Emflaza (deflazacort) is a corticosteroid medication used to treat a rare genetic disorder called ...
Amondys 45
Amondys 45 (casimersen) is used to treat Duchenne muscular dystrophy (DMD) with a genetic mutation ...
Vyondys 53
Vyondys 53 is used for Duchenne muscular dystrophy (DMD) in children and young adults with a ...
Exondys 51
Exondys 51 is used for Duchenne Muscular Dystrophy (DMD) in children and young adults with a ...
Vamorolone
Vamorolone (Agamree) is a novel corticosteroid used to treat Duchenne muscular dystrophy (DMD) ...
Givinostat
Givinostat (Duvyzat) is used to treat Duchenne muscular dystrophy (DMD) to delay symptoms and ...
Eteplirsen
Eteplirsen is used for Duchenne Muscular Dystrophy (DMD) in children and young adults with a gene ...
References
1. (2021) "Product Information. Amondys 45 (casimersen)." Sarepta Therapeutics
More about casimersen
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Further information
Casimersen side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.