Press Release

September 28, 2026 BSE Limited Code: 532321 P J Towers, Dalal Street, Mumbai-400001 National Stock Exchange of India Limited Code: Zyduslife Exchange Plaza, C/1, Block G, Bandra-Kurla Complex, Bandra (East), Mumbai-400051 Re.: Press Release Dear Sir / Madam, Please find enclosed a copy of press release dated September 28, 2026, titled “USFDA inspection concludes at Zydus' manufacturing plant at SEZ II, Ahmedabad”. The contents of the press release give full details. Please bring the aforesaid news to the notice of the members of the exchange and the investors’ at large. Yours faithfully, For, Zydus Lifesciences Limited Dhaval N. Soni Company Secretary and Compliance Officer Membership No. FCS7063 Encl.: As above USFDA inspection concludes at Zydus' manufacturing plant at SEZ II, Ahmedabad Ahmedabad, India, 28 September, 2026 We wish to inform that the USFDA conducted cGMP inspection for the company’s manufacturing plant at SEZ II, Ahmedabad. The inspection was conducted from 21st to 28th September 2026. The inspection closed with one observation. There were no data integrity related observations. The Company will closely work with the USFDA to address the observation expeditiously. This may kindly be considered as a disclosure pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.