Estring

trademark

Es·tring ˈes-triŋ

—used for a flexible ring containing estradiol that is inserted into the upper part of the vagina

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estrin

Estring

estrinization

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“Estring.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Estring. Accessed 10 Jul. 2026.

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trademark

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