Read the side effects of Benznidazole as described in the medical literature. In case of any doubt consult your doctor or pharmacist.
Common: Weight loss, rash, pain in the abdomen, headache
Gastrointestinal: Loss of appetite, diarrhea, vomiting, nausea, pain in the abdomen, dry mouth
Central nervous system: Peripheral neuropathy, paresthesia, dizziness, headache, confusion, inability to concentrate, tremor. The treatment should be stopped if neurological symptoms appear.
Blood: Reduced blood counts of red blood cells, white blood cells and platelets, eosinophilia
Skin: Rashes, eczema, allergic or exfoliative dermatitis, itching, toxic epidermal necrolysis, erythema multiforme, peeling of skin. The treatment should be discontinued if the skin reactions are associated with lymph node enlargement, fever and/or purpura (small purple spots due to small bleeds under the skin).
Others: Edema, fever, muscle pain, hepatitis, fatigue, asthenia, allergic reaction, increased levels of alkaline phosphatase and bilirubin, joint pain
Other Precautions : • Adverse reactions should be reported to the emergency center as early as possible.
• Tablets of benznidazole should be taken at least after 3 days of stopping alcohol consumption to avoid disulfiram-like reactions such as nausea, headache, abdominal cramps, and flushing.
• Benznidazole 100 mg tablets are scored so that they are easy to break into either half or quarter as advised by the physician.