
RedHanded ShortHand: The Bizarre History of Birth Control
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Feb 13, 2026 A whirlwind tour of contraception through history, from crocodile-dung pessaries and toxic tinctures to turtle-shell sheaths and linen condoms. The story moves through ancient medical blunders, vanished remedies like silphium, and Victorian-era suppression laws. It finishes with industrial innovations, activist battles for access, and the birth of modern hormonal and device-based options.
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Cultural Beliefs Shaped Contraceptive Logic
- Different cultures developed distinct beliefs about semen and ejaculation that shaped contraceptive practices.
- Ancient Chinese ideas about limited sperm and benefits from withholding ejaculation influenced methods like coitus obstructus.
Crocodile Dung And Early Spermicides
- The hosts describe ancient pessaries, including Egyptian crocodile-dung and acacia-lint mixtures.
- They highlight that fermented acacia produced lactic acid, a precursor to modern spermicides.
A Plant Worth Its Weight In Silver
- Sylphium, a now-extinct plant, was widely used and so valued for contraception it was harvested to extinction.
- Its active compounds (ferrujol) show a scientific basis for historical effectiveness.




