Cyclosporin A
Also known as: cyclosporine, CsA, sandimmune
Cyclic peptide immunosuppressant that inhibits calcineurin; foundational research tool for T-cell biology and organ transplantation models.
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Overview
Chemical compound used as medication
Ciclosporin, also spelled cyclosporine and cyclosporin, is a calcineurin inhibitor, used as an immunosuppressant medication. It is taken orally or intravenously for rheumatoid arthritis, psoriasis, Crohn's disease, nephrotic syndrome, eczema, and in organ transplants to prevent rejection. It is also used as eye drops for keratoconjunctivitis sicca. It is a cyclic peptide with chain length 11.
Mechanism of Action
Ciclosporin, also spelled cyclosporine and cyclosporin, is a calcineurin inhibitor, used as an immunosuppressant medication. It is taken orally or intravenously for rheumatoid arthritis, psoriasis, Crohn's disease, nephrotic syndrome, eczema, and in organ transplants to prevent rejection. It is also used as eye drops for keratoconjunctivitis sicca. It is a cyclic peptide with chain length 11.
What Researchers Are Saying
Community Reports - Not Medical Advice
The following is aggregated from public forums, Reddit, and research communities. These are anecdotal reports from researchers only - not verified clinical data and not a recommendation of any kind.
Cyclosporin A (also known as cyclosporine, CsA) is studied within the immune modulation research community. Cyclic peptide immunosuppressant that inhibits calcineurin; foundational research tool for T-cell biology and organ transplantation models.
Last updated October 28, 2026
Research status: active. Cyclosporin A appears across immune modulation research forums and academic literature. Researchers note this compound falls in the immune category.
Last updated October 28, 2026
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