Diphenhydramine (Diphenhydramine)
Overview of Diphenhydramine
Diphenhydramine is H1 antihistiminic agent. Diphenhydramine is used to relief the symptoms of allergic reactions such as rash, hives, watery eyes, runny nose, itchy eyes and sneezing. Diphenhydramine is also used to treat motion sickness, anxiety, tension, sleeplessness or involuntary movements due to the side effects of psychiatric drugs.
Indication of Diphenhydramine
Diphenhydramine is primarily indicated in conditions like Anaphylactic reactions, Angioneurotic edema, Antiemetic poisoning, Conjuctivitis, Cough, Menieres disease, Motion sickness, Parkinsonism, Perennial rhinitis, Pruritus, Seasonal rhinitis, Urticaria, Vasomotor rhinitis, and can also be given in adjunctive therapy as an alternative drug of choice in Extrapyramidal disorders, Nausea and vomiting, Vertigo.
Contraindication of Diphenhydramine
Diphenhydramine is contraindicated in conditions like Glucoma,Urinary retention.
Side Effects of Diphenhydramine
The signs and symptoms that are produced after the acute overdosage of Diphenhydramine include Flushing, Nausea, Tachycardia, Convulsions, Coma, Drowsiness, Drowsiness, Cardiorespiratory depression, Dry mouth, Urinary retention, Hallucinations, Fever, Dilated pupils, Ataxia, Headache, Cardiorespiratory depression.,The symptomatic adverse reactions produced by Diphenhydramine are more or less tolerable and if they become severe, they can be treated symptomatically, these include Dizziness, Tiredness, Fatigue, Ataxia, Tremors, Nervousness, Tinnitus, Blurred vision, Sedation, Diplopia, Nausea and vomiting, Dermatitis, Euphoria, Epigastric pain, nervousness, Nervousness, dizziness, Ataxia.
Precautions of Diphenhydramine
Diphenhydramine should be used with caution in bone marrow depression. Patients should observe caution while driving or performing other task requiring alertness because it may cause drowsiness. It should be used with caution in patients with urinary retention, history of bronchial asthma, hyperthyroidism, cardiovascular or liver disease. It should be used with caution in person with acute or chronic respiratory impairment, especially in children. Do not administer subcutaneously because irritation or lesion may occur. Care should be given in pregnancy.