Cart Continue shopping “Thyroxine (T4)” has been added to your cart. Remove item Thumbnail image Product Price Quantity Subtotal Thyroxine (T4) $16.00 Thyroxine (T4) quantity $16.00 Update Cart Apply coupon Cart Totals Subtotal $16.00 Shipping Local pickup Shipping to OH. Processing Fee $0.48 Total $16.48 Proceed to Checkout