Valerian Side Effects
Applies to valerian: oral capsule.
Important warnings
This medicine can cause some serious health issues
Follow all directions on the product label and package.
Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.
Get emergency medical help if you have any of these signs of an allergic reaction while taking valerian: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Although not all side effects are known, valerian is thought to be possibly safe when taken for a short period of time (4 to 8 weeks).
Stop using valerian and call your doctor at once if you have:
-
liver problems--nausea, upper stomach pain, itching, tired feeling, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).
Common side effects may include:
-
headache;
-
upset stomach;
-
thinking problems;
-
dry mouth;
-
feeling excited or uneasy;
-
strange dreams; or
-
daytime drowsiness.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
Frequently asked questions
More about valerian
- Check interactions
- Compare alternatives
- Reviews (28)
- Support group
- Drug class: herbal products
- Breastfeeding
- En español
Patient resources
Other brands
Professional resources
Related treatment guides
Further information
Valerian side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.