Analysis of information sources in references of the Wikipedia article "Barbiturate overdose" in English language version.
For barbiturate overdose, urinary alkalinization with sodium bicarbonate may be beneficial. The optimum urinary pH which needs to be achieved is >7.5 and urine output should be more than 2 mL/kg/min.
Stefan Zweig, Wife End Lives In Brazil; Austrian-Born Author Left a Note Saying He Lacked the Strength to Go on – Author and Wife Die in Compact: Zweig and Wife Commit Suicide