This page reproduces publicly reported regulatory and medical-administrative records. Every entry names the body that issued it. Anti-doping testing entries are counts of publicly reported test sessions and are not pass/fail results — a test session is not a positive test. Records are reproduced as published and are not medical advice.
0Anti-doping sanctions
0Medical suspensions
1Injury records
10Testing entries
Injury / withdrawal (1)
Injury withdrawal vs. Chad Mendes
Injury / withdrawal
Due to injury, UFC featherweight champion Jose Aldo has been forced to withdraw from his UFC 176 main event rematch against Chad Mendes on August 2 at Los Angeles' STAPLES Center. No replacement bout has been announced. Stay tuned to UFC.com for news and updates on UFC 176.
Date
2 July 2014
Status
Withdrew due to verified injury
Injury
Injury (details not disclosed)
Timing
Before scheduled fight
Event
Aldo Injured, out of 176 Bout with Mendes
Opponent
Chad Mendes
Next fight
25 October 2014 vs Chad Mendes
Days to next fight
115
Issuing body
Ultimate Fighting Championship
Issued by: Ultimate Fighting Championship
Anti-doping testing activity (10)
2025 UFC ADP testing activity
Anti-doping testing activity
2 publicly reported test sessions in 2025. This count is not a pass/fail result.
Date
2025
Status
Testing activity
Test sessions reported
2
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2024 UFC ADP testing activity
Anti-doping testing activity
10 publicly reported test sessions in 2024. This count is not a pass/fail result.
Date
2024
Status
Testing activity
Test sessions reported
10
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2022 UFC ADP testing activity
Anti-doping testing activity
4 publicly reported test sessions in 2022. This count is not a pass/fail result.
Date
2022
Status
Testing activity
Test sessions reported
4
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2021 UFC ADP testing activity
Anti-doping testing activity
9 publicly reported test sessions in 2021. This count is not a pass/fail result.
Date
2021
Status
Testing activity
Test sessions reported
9
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2020 UFC ADP testing activity
Anti-doping testing activity
7 publicly reported test sessions in 2020. This count is not a pass/fail result.
Date
2020
Status
Testing activity
Test sessions reported
7
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2019 UFC ADP testing activity
Anti-doping testing activity
13 publicly reported test sessions in 2019. This count is not a pass/fail result.
Date
2019
Status
Testing activity
Test sessions reported
13
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2018 UFC ADP testing activity
Anti-doping testing activity
7 publicly reported test sessions in 2018. This count is not a pass/fail result.
Date
2018
Status
Testing activity
Test sessions reported
7
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2017 UFC ADP testing activity
Anti-doping testing activity
6 publicly reported test sessions in 2017. This count is not a pass/fail result.
Date
2017
Status
Testing activity
Test sessions reported
6
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2016 UFC ADP testing activity
Anti-doping testing activity
4 publicly reported test sessions in 2016. This count is not a pass/fail result.
Date
2016
Status
Testing activity
Test sessions reported
4
Issuing body
UFC Anti-Doping Program / CSAD
Issued by: UFC Anti-Doping Program / CSAD
2015 UFC ADP testing activity
Anti-doping testing activity
4 publicly reported test sessions in 2015. This count is not a pass/fail result.