Latin name
- Hypericum perforatum. Herbal tinctures are made by extracting the herbal constituents of a plant in a mixture of water & alcohol. Avoid During Pregnancy & Breastfeeding Herbs taken in theraputic dosages should be checked for safety & use during pregnancy & breast feeding in consultation with a qualified herbal practitioner. This herb should not be used internally during pregnancy unless prescribed by a qualified medical herbalist trained in the appropriate use of these substances. Caution: Please check with your doctor or herbalist if you are taking any prescribed medications as St Johns wort may affect the way they work. Including the contraceptive pill. Contraindicated in severe depression. Avoid in known photosensitivity, avoid excessive exposure to full sun or UVA. Seek alternative treatment if no significant response in 6 weeks. Discontinue at least 3 days prior to general anaesthesia.