With the change of seasons, there are also changes in the human bodily momentum. Any individual might come in contact with many types of allergies and fevers such as sneezing and coughing, runny or blocked nose, itchy red eyes, loss of smell, headache, feeling tired, swollen eyes, fungal infection in ears and in eyes. With response to the allergies, a human body has an inbuilt substance that plays an important role in many allergic reactions which are called histamines. A histamine is a chemical secreted by the body as an allergic response, by dilating blood vessels and making the blood vessels permeable. Histamines are the part of the natural allergic response to allergies. Histamines are a nitrogenous compound that regulate physiological function in the gut and ac as a neurotransmitter for the brain, spinal cord, and uterus.
How Do Histamines work in the body:
Histamines are the biologically active substance which is actively present in every living organism which includes human, plants and bacterias. In humans histamines are found in every tissue of the body, where it is stored in the mast cells, once released from the body, histamines produces varied effects in the body such as the contraction in the muscles, blood vessels, and secretion of HCl in the stomach. Histamines are responsible for neurotransmission between the nerve cells, the effect of histamine has on blood vessels plays an important role in carrying the inflammation.
Histamines are also responsible for anxiety, stress, insomnia and irregular menstrual cycle. Histamine intolerance occurs when the body is making excessive histamine in the body. There could be many factors adding to it, which includes:
2. medical conditions
3. the environment
4. nutritional deficiencies
There are many factors that are adding up to histamines intolerance:
histamine insensitivity is the sensitivity to histamines or an indication that the body has produced a lot of it.
• A headache
• irregular heartbeat
• Low blood pressure
• A runny nose
• Watery eyes
• Heartburn-due to increased acid production
• Itching- typically of the skin
• PMS- headaches, and cramps
How Antihistamine Tablets Treats Allergies:
Antihistamines Tablets are the medicines that are used to treat the allergies caused by the histamine secretion such as hay fever, hives, and conjunctivitis. The itching, sneezing, the runny nose, and the watery eyes, such allergies caused by histamines, when it binds to certain cell receptors in the bod. Antihistamines work by decreasing the effects of histamines at those certain cells.
Some of the antihistamines are used to prevent motion sickness, nausea, and vomiting. In the case of Parkinson’s disease, diphenhydramine used to control the tremors. Antihistamines are divided into two generations:
First Generation Antihistamine Tablets: They are the type which blocks histamine but also controls nausea and vomiting so that motion sickness can also be prevented. Though taking the first-generation antihistamine can cause drowsiness, nightmares, constipation, and trouble passing urine.
Second Generation Antihistamines Tablets: this new generation has very exact action. They provide instant relief from allergy symptoms with less to nil sedation effect. It is always beneficial to take prescribed dosage of this medication. Certain precautions should be taken by the individual who might have:
How To Take Antihistamines Tablets:
Antihistamines tablets are always to be taken as being prescribed by the doctor.
1. The medication be it, antihistamine tablet, capsule or the liquid form should be taken with food and water, if the medication is taken in liquid form the exact dosage should be checked either by the spoon. The chewable tablet should be chewed before being swallowed.
2. if eye drops are taken should be taken with clean eyes and hands.
3. The dosage of antihistamines is largely depends upon the severity or on age and on the weight.
4. Depends on the critical situation it should be taken for a few days or for a longer period.
5. The dosage should be dependent on the medical condition and the response to the treatment. The best medicine is diphenhydramine. The dosage of the medicine should not be increased or decreased oneself.
Side effects of using antihistamines tablets :
difficulty in passing of urine
Who Can Take Anti Histamine:
Antihistamine is best suited for every age group, but certain precautions should be taken care
1. women who are pregnant or are breastfeeding to infants.
2. Who is looking for medical help for a very young child?
3. Having any severe chronic physical ailment such as cardiovascular diseases, liver or kidney diseases