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Anal Douching and STI Risk

The relationship between anal douching solutions and the risk of sexually transmitted infections (STIs), including HIV.

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Jan 19, 2026
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How does the type of solution used for anal douching (saline vs. soap vs. tap water) change mucosal damage and infection risk?

Anal douching solution matters: hyper- or hypo‑osmolar, acidic, or surfactant-containing liquids (soaps, some household mixes) and even plain tap water can strip or irritate the fragile rectal epithel...

Jan 14, 2026
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What are the long-term medical effects of frequent anal douching on rectal mucosa?

Frequent anal douching can damage the rectal mucosa — causing irritation, inflammation, micro‑tears and bleeding — and can alter the local microbiome and electrolyte balance in ways that plausibly inc...