Coreg, while effective for tremor management in some cases, carries potential side effects. Understanding these is crucial for informed decision-making.
Common Side Effects
- Dizziness: This is a frequently reported side effect. Stay hydrated, rise slowly from a lying or sitting position, and avoid activities requiring alertness if dizziness occurs. Headache: Mild headaches are common. Over-the-counter pain relievers may help. Persistent or severe headaches warrant medical attention. Fatigue: Feeling tired is possible. Prioritize rest and consider adjusting your activity levels. Nausea: Some individuals experience nausea. Small, frequent meals may help. If severe, contact your doctor. Slow Heart Rate (Bradycardia): Coreg lowers heart rate. This is a primary mechanism of action, but excessively slow heart rates need medical evaluation.
Less Common but Serious Side Effects
Low Blood Pressure (Hypotension): This can cause lightheadedness and fainting. Report any significant drop in blood pressure to your doctor immediately. Breathing Problems: Difficulty breathing requires immediate medical attention. This is a rare but serious side effect. Heart Failure Worsening: In certain individuals, Coreg may worsen existing heart failure. Regular monitoring is essential. Allergic Reactions: Although uncommon, allergic reactions such as rash, itching, or swelling can occur. Seek immediate medical assistance if an allergic reaction develops. Liver Problems: Monitor for signs of liver dysfunction, such as jaundice (yellowing of the skin or eyes), dark urine, or abdominal pain. Report these symptoms promptly to your doctor.
This information is not exhaustive. Always discuss potential side effects and risks with your doctor before starting Coreg. They can assess your individual risk factors and provide personalized advice.


