Generic Name(s): Diphenhydramine
Drug Class: Antihistamine
Treats: Sneezing, Runny nose, Watery eyes, Hives, Skin rash, Itching, Cold symptoms, Allergy symptoms
Aler-Tab is an antihistamine drug that is mainly used to minimize the effects caused by the natural occurring chemical histamine found in the human body. Histamine is the chemical responsible for producing symptoms such as sneezing, cough, itching, itchy throat, nose and eyes, watery eyes, rash and runny nose.
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Aler-Tab is a medication used to dismiss signs of allergic reactions, hay fever as well as the common flu. Aler-Tab works by blocking the histamine produced by the body during an allergic reaction. To effectively halt symptoms such as watery eyes and the runny nose, Aler-Tab blocks acetylcholine, a natural substance produced by the body, where the aftermath is a drying effect.
Furthermore, Aler-Tab stops and treats vomiting, nausea and giddiness triggered by motion sickness. Aler-Tab is also widely used to aid in relaxation and help the patient fall asleep. Last but not least, Aler-Tab treats various symptoms caused by Parkinson's disease such as muscle stiffness.
- Runny nose
- Watery eyes
- Skin rash
- Cold symptoms
- Allergy symptoms
Aler-Tab comes is available in the form of a tablet, capsule or in liquid form. Due to the risks associated with use of cough medications on children, Aler-Tab should not be administered to children under the age of six years. For children older than six years, teenagers and adults, the Aler-Tab dosage is administered depending on the age, health condition as well as response to medication. Aler-Tab is best administered with a dosage measuring spoon or cup. In order to effectively prevent motion sickness, Aler-Tab is administered 30 minutes before travelling and the same time frame is recommended to aid in sleeping i.e. take Aler-Tab 30 minutes prior to bedtime.
- Give 25-50 mg 3-4 times daily. The sleep-aid prescription is 50 mg
- Give 12.5-25 mg 3-4 times daily and not exceeding 300 mg.
- Calculated on the basis of body weight, the suggested dosage is 5mg/kg/24 hours which is also the same as 150 mg/m2/24 hours
Aler-Tab Side Effects
Aler-Tab has been identified to cause side effects in certain patients. These side effects differ in their gravity meaning that some patients will experience serious side effects while others will have minor to none at all. In case you experience the severe side effects, seek medical assistance immediately but the minor side effects normally go away after sometime.
The side effects are as follows:
Minor Side Effects
- Stomach upset
- Blurred vision
- Dry mouth, nose or throat
Severe Side Effects
- Itching or swelling of the face, tongue, or throat
- Severe dizziness
- Difficulty breathing
- Painful urination
To reduce chances of drug interactions with Aler-Tab, you should not administer drugs that have the same or similar components as Aler-Tab. Because some drugs can result to undesirable effects when administered concurrently with Aler-Tab, it is advisable to inform your doctor of any other medications that may be taking. Such medications include vitamins, herbal medicines, over-the-counter drugs and other prescriptions.
Some of the medications that have interactions with Aler-Tab include but are not limited to:
- Diphenhydramine cream, ointment, spray
- Muscle relaxants