Non disclosed substance

This page shows anti-doping rule violation data we have registered for Non disclosed substance.

Number of cases in Non disclosed substance Last 10 Years

Non disclosed substance

Non disclosed substance ranks # globally among prohibited substances, with 876 registered cases (6% of all violations) among all sports tracked by the Anti-Doping Database, which contains 14,670 verified cases. Russia leads with 204 cases, while Weightlifting is the most affected sport (238 cases).

Cases of Non disclosed substance by Sport
Weightlifting
238
Track and field
158
Powerlifting
99
Baseball
80
Cycling
46
Top Sport: Weightlifting

238

Weightlifting cases

0%

Of all violations

876

Total Non disclosed substance cases
Weightlifting's share of Non disclosed substance violations 0%
238 of 876

Weightlifting has the most recorded cases of Non disclosed substance violations globally, with 238 registered cases — 0% of all 876 verified cases.

Cases of Non disclosed substance by Country
Russia
204
USA
102
Sweden
81
Saudi Arabia
40
Iran
26
Top Country: Russia

204

Russia cases

23.3%

Of all violations

876

Total Non disclosed substance cases
Russia's share of Non disclosed substance violations 23.3%
204 of 876

Russia leads significantly in Non disclosed substance violations globally, with 204 registered cases — 23.3% of all 876 verified cases.

Global Substance Ranking

Non disclosed substance ranks # of 358 prohibited substances in the Anti-Doping Database.

#1 Stanozolol
1,359
#2 Methandienone
833
#3 Norandrosterone
778
#4 Testosterone
758
About This Ranking

This ranking covers only prohibited substances with verified case records in the Anti-Doping Database. Procedural violations (whereabouts failures, refusals to test, etc.) are excluded.

Active Sanctions — Expiry Year
Gender Distribution
Male 84.3%
739 cases
Female 15.7%
138 cases
Analysis: 's gender distribution (84.3% male, 15.7% female) aligns closely with the global average. Global average: 80.2% male, 19.8% female
Average Suspension Length
21.3
months
Non disclosed substance
30.1
months
Global average

The average suspension for Non disclosed substance violations is 21.3 months, shorter than the global average of 30.1 months.

Some national anti-doping agencies and some national and international sports federations does not publicly disclose any information about the prohibited substance. This can be because of national laws stopping them from disclose the information.

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The Anti-Doping Database currently contains 14,670 verified anti-doping rule violations across all sports and all countries, and is updated regularly.