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Re: Progesterone during pregnancy?

From: anonymous@obgyn.net
Fri, 10 Sep 1999 00:23:56 -0500 (CDT)


At Mon, 22 Mar 1999, Tina wrote: >
>Hello
>I am not a medical doctor but I have a Ph.D. in biochemistry. I am
>currently in my 31st week. During my first week, I spotted and when
>checked, discovered that my progesterone was borderline. My OB
>prescribed Protmetrium for me (I can't remember the dose but it amounted
>to 2 tablets/day). I read the product insert and also was scared but
>the same line (not recommended for pregnancy...). I called Solvay
>Pharmaceuticals who is the producer of Prometrium (if I recall
>correctly). Anyway, I spoke with one of their Ph.D.s who worked on
>Prometrium. She told me there have been isolated cases of children born
>with birth defects whose mothers had used Prometrium. The birth defects
>were one case of cleft pallate (sp?), a couple of cases of heart
>problems. However, there was no evidence to indicate these problems
>were directly caused by the progesterone and were merely coincidental.
>However, because they occurred and these mothers had taken Prometrium,
>they were required to use this disclaimer in the product insert. She
>went on to tell me the statistics (although I can't remember them) on
>the number of "normal" babies born to mothers taking prometrium. To me,
>there was a greater risk of losing the baby than having birth defects
>caused by supplemental progesterone. I have had 2 u/s and my babies
>heart looks perfect. Additionally, I my best friend was on progesterone
>suppositories with her second child (after miscarrying her first - which
>was attributed to progesterone deficiency). Her now 4 year old daughter
>is very intelligent and healthy. I know, however, that many OBs state
>that their is no proven relationship between supplementing with
>progesterone and not-miscarrying. Incidentally, I had swithched OBs
>shortly after initiating the Prometrium. The new OB told me that as far
>as he was concered my progesterone was not too low but that if taking it
>eased my mind then to take it as there was no risk to the baby. I ended
>up taking only 1 pill per day which may have been physically
>inconsequential but mentally reassuring at the time. Sorry this is so
>long.
>
>Tina
>
>At Sun, 21 Mar 1999, Monica wrote:
>>
>>I was wondering how safe progesterone (Prometrium specifically) is to
>>use during pregnancy? I know a woman whose daughter was born with heart
>>defects attributed to the use of prosterone during her pregnancy. The
>>insert in the box specifically says "Do not use Prometrium if you are
>>pregnant or nursing." Why would my OB prescribe this for my pregnancy if
>>it is unsafe to use while pregnant? This is my ninth pregnancy, and I
>>have two children. My last miscarriage was in October 98, at 10 weeks
>>(all my losses were 6-7 weeks developed). I am extremely frightened of
>>losing another child, so I accepted the progesterone prescription from
>>my doctor, but I am also afraid of causing the baby and harm.
>>How long is progesterone usually used in a pregnancy? The package insert
>>says that if you stop taking it you will shed the lining of your uterus.
>>Could it cause a miscarriage if I stop taking it?
>>I have also learned that natural progesterone is less harmful than
>>synthetic progesterone. Is "Prometrium" a natural or synthetic
>>progesterone supplement?
>>I understand that it is almost impossible to diagnose problems online,
>>but I would appreciate any statistics and information you can give me.
>>
>>Thank you in advance for your help.
>>
>>--
>>Monica
>>
>--
>



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