<prompt> Ethambutol should be used very cautiously in childhood tuberculosis due to which of its side effect?Ocular toxicityRenal damageHepatotoxicityClofazamine  <response>: Ans. a Ocular toxicitv. Ref. KD Trioathi, 5th ed., 704 Harrison, Medicine 14th ed.. 428DRUGS CAUSING OCULAR TOXICITY, MAINLY COLOR VISION ALTERATION Barbiturates Ethambutol -red-green blindness Thiazides Digoxin yellow vision Sildenafil Blue - green blindness Sulfonamides 