“Prasterone and testosterone are Non-Specified substances, which are prohibited under category S1 of the 2019 WADA Prohibited List (Anabolic Agents), and therefore are also prohibited under the Programme. Positive tests for Non-Specified Substances carry a mandatory Provisional Suspension,” the ITF said in a statement.

“On 28 October 2019, Ms. Spears was charged with an Anti-Doping Rule Violation under Article 2.1 of the Programme (presence of a Prohibited Substance in a Player’s Sample) and was Provisionally Suspended with effect from 7 November 2019.”