JOINT FILING AGREEMENT
Exhibit 3
Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13D need be filed with respect to the ownership by each of the undersigned of shares of stock of ZS Pharma, Inc.
Dated: November 13, 2015
| ZANZIBAR ACQUISITION CORP. | ||
| By: | /s/ Xxxxxxx X. Xxxxx | |
| Name: | Xxxxxxx X. Xxxxx | |
| Title: | Chairman, President and Treasurer | |
| ZENECA, INC. | ||
| By: | /s/ Xxx Xxxxx-Xxxxxxxx | |
| Name: | Xxx Xxxxx-Xxxxxxxx | |
| Title: | Assistant Secretary | |
| ZENECA HOLDINGS, INC. | ||
| By: | /s/ Xxx Xxxxx-Xxxxxxxx | |
| Name: | Xxx Xxxxx-Xxxxxxxx | |
| Title: | Assistant Secretary | |
| ASTRAZENECA HOLDINGS BV | ||
| By: | /s/ Xxxxx Xxxxxxxx | |
| Name: | Xxxxx Xxxxxxxx | |
| Title: | Director | |
| ASTRAZENECA TREASURY LIMITED | ||
| By: | /s/ Xxxxxx Xxxx | |
| Name: | Xxxxxx Xxxx | |
| Title: | Director | |
| ASTRAZENECA UK LIMITED | ||
| By: | /s/ Xxxx Xxxxxxx | |
| Name: | Xxxx Xxxxxxx | |
| Title: | Director | |
| ASTRAZENECA INTERMEDIATE HOLDINGS PLC | ||
| By: | /s/ Xxxx Xxxxxxx | |
| Name: | Xxxx Xxxxxxx | |
| Title: | Director | |
| ASTRAZENECA PLC | ||
| By: | /s/ Xxxx Xxxxxxx | |
| Name: | Xxxx Xxxxxxx | |
| Title: | Director | |
