Co-tenidone 50/12.5mg Film-Coated Tablets
Brownish pink, round, biconvex film-coated tablets marked CTE 50 on one side and CP on the other.
- Revised
- February 2026
- Source updated
- 27 Feb 2026
- MA number
- PL 29831/0057
- ATC
- C07CB03
- Legal status
- Prescription only medicine
Indications
Concepts (33)
+BreastfeedingContraindicated
e peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • severe renal failure • uncontrolled heart failure Co-tenidone tablets must not be given during pregnancy or lactation.
Source SmPC ↗+Heart conditionsContraindicated
hould not be used in the following: • hypersensitivity to the active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • sev
Source SmPC ↗+Hormone disordersContraindicated
• bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • severe renal failure • uncontrolled heart failure Co-tenidone tablets must not be given during pregnancy or lactation.
Source SmPC ↗+Heart rhythm blockContraindicated
Co-tenidone should not be used in the following: • hypersensitivity to the active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated pha
Source SmPC ↗+Allergy to the medicineContraindicated
Co-tenidone should not be used in the following: • hypersensitivity to the active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome
Source SmPC ↗+Low blood pressureContraindicated
e following: • hypersensitivity to the active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • severe renal failure
Source SmPC ↗+Acid build-up in the bloodContraindicated
hypersensitivity to the active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • severe renal failure • uncontrolled heart
Source SmPC ↗+PregnancyContraindicated
e peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • severe renal failure • uncontrolled heart failure Co-tenidone tablets must not be given during pregnancy or lactation.
Source SmPC ↗+Kidney conditionsContraindicated
ock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • severe renal failure • uncontrolled heart failure Co-tenidone tablets must not be given during pregnancy or lactation.
Source SmPC ↗+ShockContraindicated
hould not be used in the following: • hypersensitivity to the active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • sev
Source SmPC ↗+UnclassifiedContraindicated
Co-tenidone should not be used in the following: • hypersensitivity to the active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension
Source SmPC ↗+Blood vessel conditionsContraindicated
e active substances (or to sulphonamide derived medicinal products) or to any of the excipients listed in section 6.1 • bradycardia • cardiogenic shock • hypotension • metabolic acidosis • severe peripheral arterial circulatory disturbances • second- or third-degree heart block • sick sinus syndrome • untreated phaeochromocytoma • severe renal failure • uncontrolled heart failure Co-tenidone tablets must not be given during p
Source SmPC ↗+Angioedema (deep swelling)Warning
lergens, when given to patients with a history of anaphylactic reaction to such allergens. Such patients may be unresponsive to the usual doses of adrenaline used to treat the allergic reactions. • may cause a hypersensitivity reaction including angioedema and urticaria • patients with bronchospastic disease should, in general, not receive beta blockers due to increasing in airways resistance. Atenolol is a beta1-selective beta-blocker, however this selectivity is
Source SmPC ↗+Taken with other medicinesWarning
mol) administered if necessary. The label and patient information leaflet for this product state the following warning: “Do not take this medicine if you have a history of wheezing or asthma.” • systemic effects of oral beta-blockers may be potentiated when used concomitantly with ophthalmic beta-blockers. • in patients with pheochromocytoma Co-tenidone must be administered only after alfa-receptor blockade. Blood pressure should be monitored closely. • caution must be exercised when using anaest
Source SmPC ↗+Salt and mineral balanceWarning
to uricaemia or gout since chlorthalidone may cause a rise in serum uric acid levels. Prolonged elevation can be corrected by the use of a uricosuric agent. Due to its chlortalidone component: • plasma electrolyte should be periodically determined in appropriate intervals to detect possible electrolyte imbalance especially hypokalaemia and hyponatraemia. • hypokalaemia and hyponatraemia may occur. Measurement of electrolytes is recommended, especially in the older patient, those receiving digitalis preparations for cardiac failure, those taking a
Source SmPC ↗+Stomach and gutWarning
s chlortalidone component: • plasma electrolyte should be periodically determined in appropriate intervals to detect possible electrolyte imbalance especially hypokalaemia and hyponatraemia. • hypokalaemia and hyponatraemia may occur. Measurement of electrolytes is recommended, especially in the older patient, those receiving digitalis preparations for cardiac failure, those taking an abnormal (low in potassium) diet or those suffering from gastrointestinal complaints. Hypokalaemia may predispose to arrhythmias in patients receiving digitalis. • impaired glucose tolerance may occur and diabetic patients should be aware of the potential for increased glucose levels. Close monitoring of glycaemia is recommended in the initial phase of ther
Source SmPC ↗+Liver conditionsWarning
for increased glucose levels. Close monitoring of glycaemia is recommended in the initial phase of therapy and in prolonged therapy test for glucosuria should be carries out at regular intervals. • in patients with impaired hepatic function or progressive liver disease, minor alterations in fluid and electrolyte balance may precipitate hepatic coma. • hyperuricaemia may occur. Only a minor increase in serum uric acid usually occurs but in cases of prolonged elevation, the concurrent use of a uricosuric agent will reverse the hyperuricaemia.
Source SmPC ↗+Sodium and potassium contentWarning
ments may need to be considered if the intraocular pressure remains uncontrolled. Risk factors for developing acute angle-closure glaucoma may include a history of sulfonamide or penicillin allergy. This medicine contains less than 1 mmol sodium (23mg) per tablet, that is to say essentially 'sodium-free'.
Source SmPC ↗+Eye conditionsWarning
mol) administered if necessary. The label and patient information leaflet for this product state the following warning: “Do not take this medicine if you have a history of wheezing or asthma.” • systemic effects of oral beta-blockers may be potentiated when used concomitantly with ophthalmic beta-blockers. • in patients with pheochromocytoma Co-tenidone must be administered only after alfa-receptor blockade. Blood pressure should be monitored closely. • caution must be exercised when using anaest
Source SmPC ↗+Heart rhythm (QT interval)Warning
s chlortalidone component: • plasma electrolyte should be periodically determined in appropriate intervals to detect possible electrolyte imbalance especially hypokalaemia and hyponatraemia. • hypokalaemia and hyponatraemia may occur. Measurement of electrolytes is recommended, especially in the older patient, those receiving digitalis preparations for cardiac failure, those taking an abnormal (low in potassium) diet or those suffering from gastrointestinal complaints. Hypokalaemia may predispose to arrhythmias in patients receiving digitalis. • impaired glucose tolerance may occur and diabetic patients should be aware of the potential for increased glucose levels. Close monitoring of glycaemia is recommended in the initial phase of ther
Source SmPC ↗+Breathing conditionsWarning
d be used and utmost caution must be exercised. If increased airways resistance does occur, Co-tenidone should be discontinued and bronchodilator therapy (eg salbutamol) administered if necessary. The label and patient information leaflet for this product state the following warning: “Do not take this medicine if you have a history of wheezing or asthma.” • systemic effects of oral beta-blockers may be potentiated when used concomitantly with ophthalmic beta-blockers. • in patients with pheochromocytoma Co-tenidone must be administered only afte
Source SmPC ↗+ThyroidWarning
ould further increase the risk of severe hypoglycaemia when used concurrently with sulfonylureas. Diabetic patients should be advised to carefully monitor blood glucose levels. (see Section 4.5). • may mask the cardiovascular signs of thyrotoxicosis. • will reduce heart rate, as a result of its pharmacological action. In the rare instances when a treated patient develops symptoms which may be attributable to a slow heart rate, the dose may be r
Source SmPC ↗+FertilityPregnancy
Fertility: No data on fertility available. Pregnancy: Co-tenidone tablets must not be given during pregnancy. Lactation: Co-tenidone tablets must not be given during lactation.
Source SmPC ↗+AlcoholNot in scanned sections
+Benzyl alcoholNot in scanned sections
+Obstructed blood flow from the heartNot in scanned sections
+Contrast dyes used in scansNot in scanned sections
+Older peopleNot in scanned sections
+Intolerance to an ingredientNot in scanned sections
+BlockageNot in scanned sections
+ChildrenNot in scanned sections
+Sugar alcoholsNot in scanned sections
+Propylene glycolNot in scanned sections
Storage and shelf life
§6.3 — Shelf life
36 months
§6.4 — Special precautions for storage
Do not store above 25°C.Store in the original package in order to protect from light and moisture.