1 Empty Disposable PD-10 Columns are economical, plastic columns for single-use applications using gravity flow.  The columns hold up to approx. 13 ml of chromatography media; the frits can be used as an upper bed support that prevents the medium from running dry under gravity flow.
1 If you are taking it just once a day, it is usually best to take it in the morning. 2  Some people take prednisone every other day. 3  Taking your dose of prednisone too late in the evening may cause difficulty sleeping.
At that time, a slow steroid taper is initiated if the initial prednisone dosage was 15 or 20 mg per day. The approach varies but generally involves decreasing the dosage by 1 to 2.5 mg per day every four weeks. 4 Symptom recurrences are common and should be treated with a return to the initial dosage.