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

September 12, 2019

Corporate Relationship Department	National Stock Exchange of India Ltd.
BSE Limited	“Exchange Plaza”
Dalal Street, Fort	Bandra-Kurla Complex, Bandra (East),
Mumbai – 400 001	Mumbai – 400 051
Fax Nos.: 022-22723121 / 22723719	Fax Nos.: 022-26598120/ 26598237
Scrip Code: 500124	Scrip Code: DRREDDY-EQ

Dear Sirs,

Sub: Intimation

This is in reference to the audit of our Formulations Manufacturing Plants (‘Vizag SEZ Plant 1 – FTO 7’ and ‘Vizag SEZ Plant 2 – FTO 9’) at Duvvada, Visakhapatnam, which was completed on June 21, 2019 and our intimation dated June 22, 2019.

We have now received an EIR from the US FDA, indicating closure of this audit.

This is for your information.

With regards,

/s/ Sandeep Poddar

Sandeep Poddar

Company Secretary

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