1. Lobelia has a small toxicity: long-term overdose, improperly matched drugs can lead to toxic reactions, manifested as nausea, vomiting, diarrhea, cardiotoxic reactions.
2. Unstable antihypertensive effect: the blood pressure lowering effect of rooibos is not as good as Western antihypertensive drugs, is not conducive to the stabilization of blood pressure.
3. Should not be consumed for a long time: long-term persistent use may lead to poisoning, rooibos tea is not effective in the treatment of hypertension. It is recommended to drink occasionally or under the guidance of a traditional Chinese medicine doctor. There is no so-called suitable for a few times a week to drink the statement.
The main effect of drinking water with rooibos leaves is to clear away heat and detoxification, diuretic and laxative, relieve cough and phlegm, and lower blood pressure. The specific performance is as follows:
1. Clearing heat and detoxification: rooibos leaves have the effect of clearing heat and detoxification, which can alleviate the symptoms of heat illnesses, such as dry mouth, sore throat, fever and so on.
2. Diuretic and laxative: the rooibos leaves can promote the body's metabolic excretion, there is a certain diuretic and laxative effect, can improve constipation and edema and other problems.
3. Cough and phlegm: the rooibos leaf also has a certain anti-infective effect, can relieve cough, sore throat and other symptoms.
4. Lowering blood pressure: the components in rooibos leaves have the effect of lowering blood pressure, which can improve the symptoms of high blood pressure.
Side effects, the rooibos leaf itself is a kind of traditional Chinese medicine, brewing water to drink should be based on personal constitution and condition to choose to use. Long-term large amounts of drinking may cause liver and kidney damage, anemia and other problems. At the same time, for individuals may have allergic reactions and other adverse reactions, should immediately stop using. It is recommended to use it under the guidance of a doctor.