

Calan SR, a prescription drug used to treat high blood pressure, works by relaxing the blood vessels. This eMedTV article provides an overview of Calan SR, offering information on how the drug works, its side effects, and tips for taking the drug.
The most common side effects of Calan SR include constipation, dizziness, and nausea. This eMedTV segment highlights both common and rare Calan SR side effects, as well as more serious side effects that may need immediate medical attention.
Calan SR is used for controlling high blood pressure in adults. This part of the eMedTV archives takes an in-depth look at other Calan SR uses, including its off-label uses to treat conditions such as chest pain, migraine headaches, and arrhythmias.
The recommended starting Calan SR dosage is 180 mg once a day in the morning. This eMedTV page explains how your healthcare provider will determine your Calan SR dosage, explores general dosing guidelines, and offers tips for taking the drug.
This eMedTV article highlights the possible Calan SR drug interactions that can occur with certain medications, such as aspirin, lithium, and digoxin. These interactions can change the way the body metabolizes the drugs and possibly lead to problems.
This eMedTV page takes an in-depth look at several Calan SR warnings and precautions, such as drug interactions or taking the medication while pregnant. This resource also describes a number of situations in which Calan SR should not be taken.
Generic Calan SR is available in three strengths and is made by several manufacturers. This portion of the eMedTV library also explains how the FDA has determined that generic Calan SR is as good as the brand-name medication.
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