Use of prescription drugs in pregnancy.
If in UK, you can use the BNF to check on use of specific drugs in pregnancy. The BNF also offer a telephone advisory service.
http://www.evidence.nhs.uk/formulary/bnf/current/guidance-on-prescribing/prescribing-in-pregnancy
Information on non-invasive prenatal testing
Pre-implantation Genetic Diagnosis (UK)
Information on pre-implantation genetic diagnosis – the procedure, conditions tested for, and clinical pregnancy rates.