Exhibit 99.1

July 02, 2025

National Stock Exchange of India Ltd. (Scrip Code: DRREDDY)

BSE Limited (Scrip Code: 500124)

New York Stock Exchange Inc. (Stock Code: RDY)

NSE IFSC Ltd. (Stock Code: DRREDDY)

Dear Sir/Madam,

Sub: Newspaper advertisement

Pursuant to Regulation 47 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulation, 2015, please find enclosed copies of newspaper advertisement regarding notice of 41^st Annual General Meeting of the Company and e-voting information as published in Business Standard and Nava Telangana.

This is for your information. 

Thanking you.

Yours faithfully,

For Dr. Reddy’s Laboratories Limited

K Randhir Singh

Company Secretary, Compliance Officer & Head-CSR

Encl: as above