Possible simultaneous therapy with nitrates (in various dosage forms), including prolonged action, as well as anticoagulants, diuretics, hypoglycemic agents for ingestion and insulin, blockers of "slow" calcium channels, including nimodipine, beta-adrenoblockers, angiotensin-converting enzyme inhibitors and other antihypertensive agents, lipid-lowering agents, non-steroidal anti-inflammatory drugs and antibacterial agents of various classes, gliatilin, potassium orotate, potassium chloride, prednisolone, analgesics, antihistamines, nootropics.
Simultaneous use with cardiotonic means (dopamine, dobutamine), and tas well antiarrhythmics only for special indications.
With simultaneous use with antihypertensive drugs, diuretics may increase their effect.