Pharmaceutical companies usually do not test their products (eg, medications, vaccines) on pregnant women when they develop new products. As a consequence, the majority of medications go to the market with little information about their safety in pregnancy (see an article about this here). Tell us what you would do if you were pregnant and were invited to use an experimental medication in a study answering just one question here:
http://www.playbuzz.com/pregistry10/should-pregnant-women-participate-in-clinical-research
If you have any question for us, please contact us at hello@pregistry.com or visit us at https://www.pregistry.com. Our team of medical experts in pregnancy will be happy to answer your questions. Thank you.