 [ Symptoms ] my wife accidently ingested otocin ear drops 4 drops in half a glass of water is it serious  within 5 minutes though she realized the mistake and regurgitated herself to puke  also she is 6 months pregnant spoke to our doctor who says it is all good though is it something i should be worried about [ Disease ] most helpful answer most children born with mongolian spots will not have them at all by age two only about 5 will have evidence of these common pediatric birth marks as an adult mongolian spots are harmless and have no medical significance there are no specific treatments