Same peril with the strong Alicante dessert wine, ten drops of which were long reckoned to be one of nature's surest cures.
Alicante wine is reputed to cure hangovers. 
mnli hypothesis: Alicante wine is reputed to cure hangovers.  premise: Same peril with the strong Alicante dessert wine, ten drops of which were long reckoned to be one of nature's surest cures.