Glass bottle with glass stopper and black residue inside. Printed label reads "Sedative Solution of Opium". Second label has handwritten instructions "5 to 20 drops a dose" and printed company name "Twinberrow, Dispensing Chemist, 2, Edwards Street, Portman Square." Opium (poppy tears, lachryma papaveris) is the dried latex obtained from the opium poppy (Papaver somniferum). Opium contains approximately 12% morphine, an alkaloid, which is frequently processed chemically to produce heroin for the illegal drug trade. Savory 1836, p.79: “Sedative Liquor of Opium. This preparation being deprived of the stimulating property (narcotine) which causes the unpleasant sensations produced by the exhibition of opium, will be found highly beneficial where sedatives are required. The dose is the same as that of the tincture of opium (laudanum) of the Pharmacopoeia.”