Exhibit 99.1 FOR IMMEDIATE RELEASE Cardinal Health Reports Third Quarter Fiscal Year 2024 Results and Raises Fiscal Year 2024 Non-GAAP EPS Guidance • Revenue increased 9% to $54.9 billion • GAAP1 operating earnings were$367 million; GAAP diluted EPS was $1.05 • Non-GAAP operating earnings increased 10$666 million; non-GAAP diluted EPS increased 20% to $2.08 • Fiscal year 2024 non-GAAP EPS guidance2 raised and narrowed to$7.30 to $7.40, from$7.20 to $7.35 • Company provides preliminary fiscal year 20 ...