== Form and composition == Each tablet contains 1.544 mg rilmenidine dihydrogen phosphate, an amount equivalent to 1.000 mg of rilmenidine base. == Mode of action == Rilmenidine, an oxazoline compound with antihypertensive properties, acts on both medullary and peripheral vasomotor structures. Rilmenidine shows greater selectivity for imidazoline ... Found on http://en.wikipedia.org/wiki/Rilmenidine