Allergic reactions: skin rash, itching, hives, angioedema.
Nervous system: dizziness, falling asleep, increased excitability.
The cardiovascular system: rise blood pressure, tachycardia.
Digestive system: nausea, vomiting, pain in the stomach, dry mouth, hepatotoxic effect.
Sense organs: paresis of accommodation, mydriasis, urinary retention, increased intraocular pressure.
Blood: anemia, thrombocytopenia, agranulocytosis, hemolytic anemia, aplastic anemia, methemoglobinemia, pancytopenia.
Others: nephrotoxicity, spasm of bronchi.