Oolong tea is the ideal choice for patients with coronary artery disease, high blood pressure, diabetes, hyperlipidemia, intoxicated persons.
Oolong tea is NOT suitable for patients suffering from cardiovascular disease, insomnia, habitual constipation, peptic ulcer and neurasthenic. The tea is not recommended for women at five periods: their periods, pregnant women, perinatal ago, the production of finished, menopause.
Oolong tea is incompatible with ginseng and American ginseng, so try not to drink the tea with either of them together.
Never try to drink overnight tea as it is of no good to your health. Do not take medicine with tea
because tea does not help in absorption of certain components in the medicine.
source: www.oolongteainfo.com