Possible Clues:

• North-eastern writer with article on sleeping potion
• Plant yielding a drink or drug causing sorrow to be forgotten
• One denied love, writer taking the drug
• The drink causing sorrow to be forgotten, poetically
• Writer trapped, as it were, on heroin, Ecstasy and a sleep-inducing drug
• Pitcher-plant
• Drink of forgetfulness
• The north-eastern enclosure first has pitcher-plant
• Article appears after Tyneside writer takes drug
• Article by northeast writer taking drink to drown sorrows