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四環素類藥物何時影響兒童的牙齒?

Posted By vickong pun     July 9, 2021    

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四環素類藥物何時影響兒童的牙齒?

  四環素類藥物何時影響兒童的牙齒?四環素類藥物對牙齒的影響與牙齒的發育鈣化時間關係密切。
乳牙:乳牙牙冠在胚胎4個月時逐漸鈣化,因此妊娠4個月後用四環素類藥物可使乳牙著色。
恒牙:恒牙鈣化在嬰兒1歲左右,故此時服用四環素類藥物可使恒牙著色。

為了預防兒童患“四環素牙”,請妊娠和授乳的婦女以及8歲以前的兒童避免使用四環素類藥物。
一旦患了“四環素牙”,最好請牙科醫生治療。

                    

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