Tenocab 25 is a combination tablet containing Amlodipine Besilate 5 mg and Atenolol 25 mg. Amlodipine helps to relax blood vessels, improving blood flow, while Atenolol slows the heart rate and reduces blood pressure. This combination is used to treat hypertension (high blood pressure) and angina (chest pain), and it can also be used to manage post-heart attack recovery.