The Poison Keeper

Naples 1633 Aqua Tofana – One drop to heal. Three drops to kill. Giulia Tofana longs for more responsibility in her mother’s apothecary business, but Mamma has always been secretive and refuses to tell Giulia the hidden keys to her success. When Mamma is arrested for the poisoning of the powerful Duke de Verdi, Giulia is shocked to uncover the darker side of her trade.

Available in: ebook, paperback

Recent Releases


Sign up for Deborah’s monthly newsletter ‘The Astonishing Past’ – and you’ll get this free story, Last Train Home. It’s a wartime railway romance ideal for your coffee-time reading.

When you sign up you’ll also get exclusive articles on our astonishing history, as well as book chat, news of subscriber only giveaways and the chance to win one of Deborah’s books every month in a monthly draw.



Welcome to the online home of Deborah Swift, historical novelist. Before publishing her first novel Deborah worked as a set and costume designer for theatre and TV. She also developed a degree course in Theatre Arts at the Arden School of Theatre, where she taught scenography and the history of design. In 2007 she took an MA in Creative Writing at Lancaster University, and since then has juggled writing with teaching.

Deborah has been published by St Martin’s Press, Pan Macmillan, Endeavour Press, Headline Accent and Sapere Books.

Recent Blog Posts


Many thanks to all who liked and RTd the launch of the gorgeous cover of #The QueensLady today. I think it looks good in many guises so I send you another 😀 in celebration. Pub date Jan 20th 2022.

Can't believe this is mine. Thank you @AntiquesPast You're definitely one of my favourite shops in Drogheda! I have been wanting a desk like this for years and years!

Are you a fan of historical fiction?
Buy or gift a subscription to Aspects of History for just £9.99/$9.99

Featuring @swiftstory @NicolaCornick @PauladeFoug @anne_obrien


#booklovers #historyteacher #historicalfiction

In a harsh world where religion is all but forgotten, can a magnetic stranger persuade a whole town to follow him?

#PostApocalyptic #Dystopian
The UK, Year 2139

- B L A C K T H O R N - 🕯️

'A great read'
'Absolutely gripping'

Load More...