1 Steep the tea for 5 minutes. Dunk the tea bags a few times in the water to fully hydrate, then leave submerged with the strings hanging over the side of the pot. After 5 minutes, remove the bags and discard.  Add the sugar to the tea.
Nettle tea can be used as an effective home remedy for seasonal allergies, as it has the anti-histamine properties. It controls the production of histamine in our body and makes it less effective, thereby reducing the intensity of seasonal allergies.
The Signs of Valerian Root Allergies. Valerian root can cause an allergic reaction. Valerian root is an herbal supplement, commonly used to treat mental strain, anxiety, restlessness, insomnia, lack of concentration, stress, nervous stomach, menopause and premenstrual syndrome.