🧾 10 common side effects
1. Fatigue
Feeling unusually tired or low on energy—very common, especially at the start.
2. Dizziness or lightheadedness
Often happens when standing up quickly due to lower blood pressure.
3. Slow heart rate
A slower pulse is expected, but if it drops too low it can cause symptoms.
4. Cold hands and feet
Reduced circulation to extremities can make them feel cold.
5. Shortness of breath (mild)
More noticeable if someone already has asthma or lung issues.
6. Sleep disturbances
Includes insomnia or vivid dreams.
7. Depression or low mood
Uncommon, but reported in some people.
8. Nausea or stomach discomfort
Usually mild and temporary.
9. Headache
Often improves after the body adjusts.
10. Sexual dysfunction
Lower libido or performance issues in some individuals.
⚠️ When to seek medical advice
Contact a doctor if you notice:
- Very slow pulse or fainting
- Severe dizziness
- Worsening breathing problems
- Swelling in legs or sudden weight gain
- Persistent mood changes
🧠 Important tips
- Don’t stop Metoprolol suddenly—it can cause rebound heart issues
- Take it consistently at the same time each day
- Dose adjustments can often fix side effects
🧾 Bottom line
Metoprolol is effective and widely used. Most side effects are mild and manageable, with fatigue and dizziness being the most common.
If you want, I can also explain how it compares to other beta-blockers or how to reduce tiredness while taking it.