About budesonide tabsteroids, antiinflammatory drugs.mechanism of action of budesonide tabbudesonide controls the rate of protein synthesis, depresses the migration of polymorphonuclear leukocytes, fibroblasts, reverses capillary permeability and lysosomal stabilisation at the cellular level to prevent or control inflammation.typical dosage for budesonide tabusually once daily before morning meal. the dosage and length of the treatment based on the medical condition.side effects of budesonide tab1.headache 2.nausea 3.respiratory infection 4.depression