English ReferenceMost common for a single 2 g dose of tinidazole (incidence >1%) are metallic/bitter taste, nausea, weakness/fatigue/malaise, dyspepsia/cramps/epigastric discomfort, vomiting, anorexia, headache, dizziness and constipation ( 6.1 ) To report SUSPECTED , contact Rising Pharma Holdings, Inc. at 1-844-874-7464 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch 6.1 Clinical Studies Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice. Among 3669 patients treated with a single 2 g dose of tinidazole, in both controlled and uncontrolled trichomoniasis and giardiasis clinical studies, were reported by 11.0% of patients. For multi-day dosing in controlled and uncontrolled amebiasis studies, were reported by 13.8% of 1765 patients. Common (≥1% incidence) reported by body system are as follows. (Note: Data described in Table 1 below are pooled from studies with variable designs and safety evaluations.) Other reported with tinidazole include: Central Nervous System: Two serious reported include convulsions and transient peripheral neuropathy including numbness and paresthesia [see ( 5.1 )]. Other CNS reports include vertigo, ataxia, giddiness, insomnia, drowsiness. Gastrointestinal: tongue discoloration, stomatitis, diarrhea Hypersensitivity: urticaria, pruritis, rash, flushing, sweating, dryness of mouth, fever, burning sensation, thirst, salivation, angioedema Renal: darkened urine Cardiovascular: palpitations Hematopoietic: transient neutropenia, transient leukopenia Other: Candida overgrowth, increased vaginal discharge, oral candidiasis, hepatic abnormalities including raised transaminase level, arthralgias, myalgias, and arthritis. Table 1. Summary of Published Reports 2 g single dose Multi-day dose GI: Metallic/bitter taste 3.7% 6.3% Nausea 3.2% 4.5% Anorexia 1.5% 2.5% Dyspepsia/cramps/epigastric discomfort 1.8% 1.4% Vomiting 1.5% 0.9% Constipation 0.4% 1.4% CNS: Weakness/fatigue/malaise 2.1% 1.1% Dizziness 1.1% 0.5% Other: Headache 1.3% 0.7% Total patients with 11.0% (403/3669) 13.8% (244/1765) Rare reported include bronchospasm, dyspnea, coma, confusion, depression, furry tongue, pharyngitis and reversible thrombocytopenia....