<prompt> Common dose dependant side effects of Ethambutol isRed-urineLoss of visual acuityNephropathyPeripheral neuropathy  <response>: Loss of visual acuity 701-KDT 742-43-KDT 6thETHAMBUTOL - It is distributed widely but penetrates meninges incompletely and is temporarily stored in RBCs Loss of visual acuity colour vision, field defects due to optic neuritis is the most important dose and duration of therapy dependent toxicity. It should not be used below 6 years of age. Hyperuricemia is due to interference with urate excretion. 