there may be some skin diseases in pregnancy in pregnant women, such as pruritis of pregnancy, pregnancy, such as herpes, skin disease may also occur, often require the use of some drugs for external use. We know that the skin itself has the function of drug absorption, using Drugs for External Use, the more absorption into the body of drug is correspondingly increased. 5th week of pregnancy, placenta that has passed between maternal and fetal material features, it is important to note that when using the drug for external use.

skin branch common topical drug in the which may effect fetal development does? General think should avoid using topical immune inhibitor and the anti-tumor drug, drug (as hydroxyl urea-, and ammonia mustard, and autumn narcissus alkali, and ammonia methyl combination methotrexate, and anthracene forest ointment,), avoid using dimension formic acid class drug topical; topical antibiotics drug in the, as far as possible avoid using ammonia mycophenolate mofetil pigment, and tetracycline ointment; topical anti-fungi drug in the should as far as possible avoid topical ketone Kang efficacy preparations (as cream agent); topical anti-virus drug in the, Use should be avoided such as 5-fluorouracil and . bleomycin preparations, Condyloma also should not be enough leaf oxalate drug for external use, vitamin classes (such as vitamin B6, e cream) is also excessive use, so as to avoid excessive skin absorption and impact fetal development. In addition, the exterior cosmetic in pregnant women also have disadvantages, heavy make-up may mask symptoms (anemia), is not conducive to medical observation of pregnant women.

in addition, after the absorption of some chemical substances may also have adverse effects on Fetal and affect fetal development; may also occur when the exterior cosmetic contact dermatitis, allergic contact dermatitis and other skin diseases, severe systemic symptoms can occur and affect fetal development.