Should The Dosage Of Levothyroxine Be Increased For Elevated Thyroid Levels?

HI Im currently taking levothyroxine 75 mcg ,my doctor said my numbers are high. when I was taking 50 mcg my hair was falling out ,my cholesterol was high.My doctor said my numbers were very low when taking the 50 mcg but now the 75 mcg is to high I don t want to back to the 50mcg it made me feel horrible what can I do