Answer:
Vomiting is one of them and having convulsions
I believe the answer is "True" but it is too vague to comprehend the question
Are you asking whether this is true? Yes, it's true!
Often the doctors prescribe additional medicine to treat the symptoms if the symptoms are particularly a nuisance (an illess causes imflamation of the skin, ,for example) or if the symptoms themselves are unhealthy and dangerous.