141. In paragraph 20 (writing the prescription)—
(a)in sub-paragraph (1)—
(i)in the words before paragraph (a) for “prescription” substitute “medicated feedingstuff prescription”;
(ii)in paragraph (a)—
(aa)for “veterinary medicinal product” substitute “medicinal premix”;
(bb)at the end insert “, whichever is the supplier to the end user”;
(b)in sub-paragraph (2) for “veterinary medicinal product”, in both places it occurs, substitute “medicinal premix”;
(c)in paragraph (3)—
(i)for “veterinary medicinal product”, in each place it occurs, substitute “medicinal premix”;
(ii)for “veterinary medicinal products” substitute “medicinal premixes”;
(d)in the heading for “prescription” substitute “medicated feedingstuff prescription”.