- Use of any ophthalmic steroids within 14 days or nasal, inhaled, or systemic steroids within 30 days of the study start. Super or high potency topical steroids should not be used during the study. The use of low potency topical corticosteroids will be allowed. The use of hormonal contraceptives or hormone replacement therapy is allowed, on the condition that the patient has been on a stable dosing regime for at least 28 days prior to the start of the study and remains on the same dosing regimen during the study.