15 Atorvastatin Side Effects You Should Know Before Your Next Refill

Atorvastatin is a statin medication used to lower LDL (“bad”) cholesterol and reduce the risk of heart attack and stroke. Most people tolerate it well, but some experience side effects.

Important: Not all side effects are common, and some symptoms blamed on atorvastatin may have other causes. Knowing the warning signs can help you use it safely.

The 15 possible side effects

1. Muscle pain: Unexplained aches or soreness, especially in the legs, thighs, or shoulders.

2. Muscle weakness: Difficulty climbing stairs, standing up, or lifting objects.

3. Nighttime leg cramps: Cramps may occur, but they are not always caused by atorvastatin.

4. Joint pain: Aching or discomfort in the knees, hips, or other joints.

5. Digestive problems: Diarrhea, gas, indigestion, or stomach discomfort.

6. Nausea: Feeling sick or experiencing an upset stomach.

7. Headache: Headaches may occur during treatment.

8. Fatigue: Unusual tiredness or reduced energy.

9. Changes in liver enzymes: Blood tests may show changes, although serious liver injury is rare.

10. Increased blood sugar: Atorvastatin can slightly increase blood glucose and the risk of type 2 diabetes in susceptible people.

11. Memory problems: Forgetfulness or confusion has been reported rarely and is generally reversible.

12. Sleep disturbances: Sleep-related complaints, including nightmares, have been reported.

13. Dizziness: Some people report feeling dizzy.

14. Tendon problems: Tendon inflammation or rupture has been reported rarely.

15. Allergic reactions: Rash, hives, or swelling can occur; severe reactions are emergencies