Exhibit 99.1

  Dr. Reddy’s Laboratories Ltd. 8-2-337, Road No. 3, Banjara Hills, Hyderabad - 500 034, Telangana,
India. CIN : L85195TG1984PLC004507     Tel      : +91 40 4900 2900 Fax     : +91 40 4900 2999 Email : mail@drreddys.com www.drreddys.com

February 14, 2022

To,

The Secretary

BSE Limited

National Stock Exchange of India Ltd.

New York Stock Exchange Inc.

NSE IFSC Limited

Dear Sir/ Madam,

Sub: Intimation

This is to inform you that that the Company will be participating in the Fireside Chat hosted at IIFL’s 13th Enterprising India Global Investors’ Conference on Monday, 14th February, 2022.

Erez Israeli, Company's Chief Executive Officer will present at the Fireside Chat session at 05:00PM IST.

This is for your information and record.

Yours faithfully,

For Dr. Reddy’s Laboratories Limited

/s/ Vivek Mittal

Vivek Mittal

Global General Counsel and Compliance officer