Xanthinal nicotinate can cause dizziness, lower blood pressure, general weakness, a feeling of heat, tingling and redness of the upper body, especially the neck and head, nausea, anorexia, diarrhea. These symptoms usually disappear after 10-20 minutes, do not require special treatment and discontinuation of therapy with this drug. If unwanted effects not described in this manual occur and if the above side effects are increased with this medication, tell your doctor immediately.
With long-term administration in high doses, the drug causes a change in tolerance toglucose, increased activity of "liver" transaminases, alkaline phosphatase, hyperuricemia.