Three tubes of 'Mephine' brand tablets, 10 mg. mephentermine sulphate. 95mm by 17 mm diameter, 14g each. Outer printed label reads, ' .../"MEPHINE"/.../JOHN WYETH & BTOTHER LTD., 25 OLDHILL PLACE, LONDON, N.16/...' Tube is full of small oblong orange 'mephine' pills. As a drug, mephentermine has been used to treat hypertension and as a psychiatric stimulant. Made by John Wyeth and Brother Ltd., 25 Oldhill Place, London, N16, England. tubes of "Mephine" tablets, by John Wyeth and Brother Ltd., English, 1950-1990. Three tubes of 'Mephine' tablets 1950-1990