… ncrease the risk of severe hypoglycaemia. Beta-adrenergic blockade may prevent the appearance of signs of hypoglycaemia (tachycardia).
• Baclofen: Causes an increased antihypertensive activity.
• Contrast media, iodinated: Atenolol may impede the compensatory cardiovascular reactions associated with hypotension or shock induced by iodinated contrast products.
• Calcium channel blockers: concomitant administration of dihydropyridine derivatives (e.g. nifedipine), may increase the risk of hypotension, and in patients with latent cardiac insufficiency, tre …