Loomis' mixture – a diarrhea mixture containing oil of sassafras I, tincture of opium 12, tincture of rhubarb 8, tincture of gambir 40, compound tincture of lavender to make 100.
Loomis' mixture is a diarrhea remedy consisting of oil of sassafras in the first degree, opium tincture at twelfth strength, rhubarb tincture at eighth strength, gambir tincture at fortieth strength, and lavender compound tincture to reach a total of one hundred parts.