Short answer: yes. In general, increasing the dose of Cosentyx (secukinumab) can raise the risk of side effects, and any dose change should be made only under a clinician’s care and according to approved labeling for your specific condition.
Possible side effects to be aware of, with higher exposure or dose changes:
- Infections: more frequent or more severe infections (especially upper respiratory infections like sinusitis or bronchitis). Serious infections are possible, though uncommon.
- Injection-site reactions: redness, itching, or swelling at the injection site.
- Common non-serious effects: headaches, fatigue, diarrhea, nausea, or nasal congestion.
- Fungal infections: increased risk of mucocutaneous candidiasis (yeast infections of the mouth or throat).
- Gastrointestinal or inflammatory issues: in some people, higher doses can exacerbate or unmask inflammatory bowel disease (Crohn’s disease or ulcerative colitis) symptoms.
- Allergic reactions: rare hypersensitivity reactions, including swelling of the face or throat (anaphylaxis is very rare).
- Blood tests: occasional changes in blood counts or liver enzymes (usually monitored if you’re on therapy for a long time).
Important safety notes:
- Cosentyx can reactivate latent tuberculosis and can worsen active infections. TB and hepatitis screening are usually done before starting, and live vaccines are typically avoided during treatment.
- If you have a history of inflammatory bowel disease, IBD symptoms should be discussed with your doctor, as IL-17 inhibitors can affect IBD in some people.
- Do not change your dose yourself. Dose adjustments are determined by your doctor based on your condition, response, and safety considerations.
If you’re considering increasing your dose or have started noticing more side effects, please talk to your prescriber. If you’d like, tell me:
- your condition (plaque psoriasis, psoriatic arthritis, axial spondyloarthritis, etc.),
- your current dose and dosing schedule,
- any side effects you’ve noticed.
I can tailor the information to your situation and help you prepare questions for your doctor. And if you’re experiencing severe symptoms (like trouble breathing, swelling of face/throat, or severe allergic reaction), seek emergency care right away.