Peptide library / Immune & defense / Glatiramer acetate
Glatiramer acetate
A random mixture of four amino acids used in relapsing multiple sclerosis.
Effects studied or claimed
What it is used or promoted for, and where each effect has actually been seen
- Relapsing multiple sclerosisFDA approved
How it is thought to work
Glatiramer resembles myelin basic protein and is thought to shift T cells toward anti-inflammatory behavior.
What the evidence shows
Trials showed about a one-third reduction in relapse rate compared with placebo.
Safety and unknowns
Injection site reactions are common, and some patients get a transient chest tightness reaction.
Regulatory status
FDA-approved as Copaxone in 1996.
Regulatory status changes quickly. This entry was last reviewed on 27 October 2026. Confirm current status with the FDA before relying on it.
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General information, not medical advice. Do not buy or inject unregulated peptides.