 [ Symptoms ] how long does it take for heartburn treatment to work [ Disease ] hi having raised tsh and a normal t3 t4 indicates early hypothyroidism thyronorm is given for both hyper as well as hypothyroidism so dont worry about it the tablet that you have been prescribed by your endocrinologist is correct and should be taken take foods with high iodine especially iodine rich salt yoga meditation will surely help you keep the dosage of the tablet to minimum thanks