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Medicines penicillamineQuestion & answer

penicillamine · Medicine question

What are the most common side effects of penicillamine?

iatroX medicinesPublished 8 November 2026

The answer

Answer

The most common side effects of penicillamine are thrombocytopenia (low platelet count) and proteinuria (protein in the urine).

Sources for this answer

Penicillamine 125 mg film-coated tabletsViatris (formerly Mylan or Upjohn) · emc · SmPC §4.8 Undesirable effects · Version 4Document updated 19 February 2026

Sources checked 8 November 2026

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penicillamine

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