In 1891, after Karim's return to Britain, he asked Reid to send his father a large quantity of medicinal compounds, which included strychnine, chloral hydrate, morphine, and many other poisons.
Pada 1891, sekembalinya Karim ke Britania, ia meminta Reid untuk mengirimkan sejumlah besar obat-obatan kepada ayahnya, termasuk striknin, kloralhidrat, morfin, dan macam-macam ramuan lainnya.