With hypersensitivity to sulfanilamide agents, local allergic reactions are possible, the development of which requires immediate discontinuation of the drug.
In addition, possible: headache, dizziness, nausea, vomiting, dyspepsia, cyanosis, leukopenia, agranulocytosis, crystalluria.
If any of the side effects indicated in the manual are aggravated, or any other side effects not indicated in the instructions were noted, inform the doctor.