For caffeine the definition of a positive result depends on the concentration of caffeine in the urine. The concentration in urine may not exceed 12 micrograms per millilitre. For ephedrine, cathine and methylephedrine, the definition of a positive is 5 micrograms per millilitre of urine. For phenylpropanolamine and pseudoephedrine the definition of a positive is 10 micrograms per millilitre.
All imidazole preparations are acceptable for topical use, e.g. oxymetazoline.
A full report will be written and will include a review of previous tests, subsequent tests and any results of endocrine investigations. In the event that previous tests are not available, the athlete should be tested unannounced at least once per month for three months. The results of these investigations should be included in the report. Failure to cooperate in the investigations will result in declaring the sample positive. Prohibited by intravenous injection.