St. John’s Wort (Hypericum perforatum) is a flowering plant often used in herbal medicine, particularly for its potential benefits in improving mood and treating mild to moderate depression. Here’s an overview:
Common Uses:
1. Depression and Anxiety:
• May help reduce symptoms of mild to moderate depression.
• Often used as an alternative to prescription antidepressants.
2. Sleep Disorders:
• Sometimes used to address insomnia or other sleep disturbances.
3. Wound Healing:
• Its oil extract is applied topically for burns, wounds, and inflammation.
4. Menopausal Symptoms:
• Can help alleviate mood swings and other symptoms associated with menopause.
Active Compounds:
• Hypericin and hyperforin: These may influence mood-regulating neurotransmitters like serotonin, dopamine, and norepinephrine.
Precautions and Interactions:
1. Drug Interactions:
• Can reduce the effectiveness of many medications, including:
• Birth control pills
• Antidepressants (risk of serotonin syndrome)
• Blood thinners (e.g., warfarin)
• HIV medications
• Chemotherapy drugs
2. Photosensitivity:
• May increase sensitivity to sunlight, leading to a higher risk of sunburn.
3. Side Effects:
• Nausea, dizziness, dry mouth, and restlessness in some individuals.
Dosage:
• Commonly available in capsules, tablets, teas, and tinctures.
• Typical dosage: 300 mg of a standardized extract (0.3% hypericin) taken 2–3 times daily.
Note: Always consult a healthcare provider before starting St. John’s Wort, especially if taking other medications or managing chronic conditions.
ST JOHN’S WORT – SHOWN TO IMPROVE MOOD
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