It won't affect your foetus.....

Normally they don't affect the fetus. But they should not b ignored also. Consult ur doctor as they can advice u some pregnancy safe antibiotics for fast recovery. Try to b careful enough not to catch cold. Don't eat or drink outside. Boil ur water. Have tulsi ginger and honey juice 2 to 3 tbspb daily in an empty stomach in morning. It will keep u immuned to cough and cold through out ur pregnancy.

It won't effect but u can't take any medicine..

In very rare cases the infection can pass on.You try to heal your cold and cough.Have steam..Drink a little tea..not too much

No dear nothing will happen ..take care and visit your doctor if there is temperature..
Take warm water and go for steaming and gargling..