A widely used drug that suppresses cellular immunity, inhibits prostaglandin and leukotriene synthesis and increases the catabolism of IgG antibody is
Glucocorticoids are powerful immunosuppresants. These inhibit both cellular and humoral immunity by:
Decreasing the recruitment of immune cells.
Catabolism of immunoglobulins.
Inhibiting the enzyme phospholipase A2 resulting in decreased production of PGs, LTs and TXs.