Sulphate of zinc, twelve grains; wine of opium, one drachm; rose water, six ounces.
Iodine, twelve grains; lard or spermaceti ointment, half an ounce, makes a capital ointment for bunions.
When I first saw him he had reached a daily dose of twelve grains of sulphate of morphia, and on occasions of high excitement had increased his dose without exaggerating the sensible effect to nearly twenty.
My first task was to reduce it to forty, to thirty, and, as fast as I could, to twelve grains.
Calomel, six or eight grains; or, in an obstinate case, Turpeth Mineral or Yellow Mercury, six to twelve grains in a bolus.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "twelve grains" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.