Flushing, postural hypotension, tachycardia, fibrillation. Rarely psychotic reactions. Dizziness, drowsiness, fatigue, headache, memory loss. Dry skin, erythema, increased sensitivity to light, rash. Bloatedness, constipation, dry throat, dysphagia, nausea, vomiting, xerostomia. Dysuria, urinary retention. Tremor, weakness. Impaired accommodation, blurred vision, cycloplegia, dryness, narrow-angle glaucoma, increased intraocular pain, itching, photophobia, pupil dilation. Dry nose. Decreased diaphoresis, heat intolerance. Ophthalmic: Somnolence, dermatitis, oedema, exudate, follicular conjunctivitis, increased IOP, local irritation, photophobia, vascular and respiratory congestion. Potentially Fatal: CNS depression, coma, circulatory and respiratory failure.