Common Headache,Hypotension,Tachycardia,Dizziness,Lightheadedness,Blurred vision,Flushing,N/V,Nervousness,Xerostomia Serious Methemoglobinemia (rare),Syncope,Prolonged bleeding time,Exfoliative dermatitis,Unstable angina,Rebound hypertension,Thrombocytopenia Sublingual Tabs/Spray: Dry mouth, localised burning sensation. Buccal tablets: Delayed dissolution, may be swallowed by mistake. Potentially Fatal: Hypotension, paradoxical bradycardia, impaired respiration, syncope and collapse.
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