Subreddits similar to r/benzedrex

region: harm · reduction · suboxone

Strictly 18+ dubreddit dedicated to the discussion of Benzedrex, an over the counter nasal decongestant.

845 distinct commenters in 2025 · 11,523 subscribers

Similarity is measured by shared commenters, not by text: these are the communities whose 2025 commenters overlapped most with r/benzedrex's.

• r/opioid_rcs
  NO SOURCING OR YOU WILL FACE A BAN. NO PMing USERS PRETENDING TO SELL OR SELLING ANYTHING. READ THE RULES.
• r/7hydromitra
  7-oh
• r/7_hydroxymitragynine
  Welcome to the 7oh discussion and review community. Started by the original 7oh brand.
• r/heroin
  For the junkies and ex-junkies of Reddit: A subreddit for all things heroin. Topics include heroin appreciation, harm reduction,…
• r/dxm
  Welcome to r/DXM - a community for discussion about responsible use of the powerful dissociative cough suppressant - Dextromethorphan! …
• r/phenibut
  Don't take phenibut before you understand the risks and side effects
• r/opiates
  Discussion of all things related to the narcotics known as opiates, from harm-reduction to pharmacology.

18+. From the Subreddit Atlas, a map of NSFW Reddit communities built from archived metadata: author names, subreddit names, and counts only, no post content. Methodology & removal requests · all subreddits