Medically reviewed by Drugs.com. Last updated on February 25, 2021.
What are other common names?
- Fructus myrtilli
- Vaccinium myrtillus
- Bilberry Fruit
- Bilberry Leaf
- Black Whortles
- Bog Bilberry
- Burren Myrtle
- Dwarf Bilberry
- European Blueberry
- Swedish Bilberry
What is this product used for?
Bilberry is taken by some people to help with tired eyes. Some people believe bilberry will protect cells from damage.
What are the precautions when taking this product?
Always check with your doctor before you use a natural product. Some products may not mix well with drugs or other natural products.
This product may interfere with some lab tests. Be sure to talk with your doctor about this and all drugs you are taking.
Be sure to tell your doctor that you take it if you are scheduled for surgery or tests.
Take extra care if you are taking drugs to thin your blood. These are drugs like warfarin (Coumadin), heparin, or enoxaparin (Lovenox).
Take extra care if you are taking drugs to dissolve blood clots. These are drugs like alteplase (Activase), reteplase (Retevase), or streptokinase.
Take extra care if you are taking drugs to help with swelling or inflammation. These are drugs like nonsteroidal anti-inflammatory drugs (NSAIDs), aspirin, ibuprofen (Advil), or naproxen (Naprosyn).
Take extra care if you have diabetes.
Keep hard candies, glucose tablets, liquid glucose, or juice on hand for low blood sugar.
What should I watch for?
Stomach pain or cramps
When do I need to call the doctor?
Signs of a very bad reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; seizures; or swelling of face, lips, tongue, or throat. Go to the ER right away.
Signs of low blood sugar. These include hunger, dizziness, shaking, a fast heartbeat, confusion, or sweating.
Hard or loose stools
Bruising or bleeding that is not normal
Changes in menstrual periods like lots of bleeding, spotting, or bleeding between cycles.
Where can I learn more?
National Center for Complementary and Integrative Health
Last Reviewed Date
Consumer information use
This information is not specific medical advice and does not replace information you receive from your healthcare provider. Only your healthcare provider has the knowledge and training to provide advice that is right for you. You should not rely on this information in deciding whether or not to use, or accept your healthcare provider’s advice regarding use of, any natural products or similar treatments, therapies, or life-style choices. This information does not endorse any natural products or similar treatments, therapies, or life-style choices as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information. It does NOT include all information about natural products, possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to you. You must talk with your healthcare provider for complete information about your health and treatment options.
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