 [ Symptoms ] e coli in urnine sample but doctor advised not sure if bug or contaiminated at 3 weeks old my baby was referred to the jaundice clinic a blood and a urine sample was taken the blood test was fine the urine sample came back with e coli in we have repeated this twice since and my child is now 6 weeks and the doctor just advise not sure if bug or contaminated the samples where done at different locations but tested at the same lab my child has no other symptoms he has been prescribed caneston cream for nappy rash would this effect the results or where to go from here [ Disease ] most asthma medicines are considered safe and are used in children for example albuterol is sometimes used in babies and young infants if they have an asthma type reaction speak to your doctor about your specific medicines to get more information most medications used to treat asthma appear to be safe especially those that have been around for many years and have been time tested unfortunately it is very difficult to conduct adequate studies in pregnant women to prove the safety of drugs