Hormone dose conversion 1, measurement conversion (mg): cortisone 25 = hydrocortisone 20 = prednisone 5 = prednisolone 5 = methylprednisolone 4 = trenbolone 4 = betamethasone 0.8 = dexamethasone 0.75 = cortisone 0.5 2, anti-inflammatory effect (mg): cortisone 0.8 = hydrocortisone 1 = prednisone 3.5 = prednisolone 4 = methylprednisolone 5 = trenbolone 5 = betamethasone 25=dexamethasone 30=chlordimethasone 40 3. Salicorticoid effect: cortisone ++ = hydrocortisone ++ = prednisone ++ = prednisolone ++ = methylprednisolone – = trenbolone – = betamethasone – = dexamethasone – = chlordimethasone – 4. Pharmacological half-life (hours): cortisone 8~12 = hydrocortisone 8~12 = prednisone 12~36 = prednisolone 12~36 36 = methylprednisolone 12~36 = trenbolone 24~48 = betamethasone 36~54 = dexamethasone 36~54 5. Plasma half-life (min): cortisone 30 = hydrocortisone 90 = prednisone 60 = prednisolone 200 = methylprednisolone 180 = trenbolone 300 = betamethasone -100~300 = dexamethasone 100~300.