Benadryl (Diphenhydramine)
Class and Category of Drug
Before you buy Benadryl (Diphenhydramine) online, read common information about the medication.
Chemical class: Ethanolamine derivative
Therapeutic class: Antianaphylactic adjunct, antidyskinetic, antiemetic, antihistamine, antitussive (syrup), antivertigo, sedative-hypnotic
Pregnancy category: B
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Drug Indications and Dosages
Before purchase Benadryl (Diphenhydramine) online , you must read how it works.
To treat hypersensitivity reactions, such as perennial and seasonal allergic rhinitis, vasomotor rhinitis, allergic conjunctivitis, uncomplicated allergic skin eruptions, and transfusion reactions
Capsules,Tablets
Adults and adolescents. 25 to 50 mg every 4 to 6 hr, p.r.n. Maximum: 300 mg daily.
Children ages 6 to 12.
12.5 to 25 mg every 4 to 6 hr.
Maximum: 150 mg daily.
Children up to age 6. 6.25 to 12.5 mg every 4 to 6 hr.
Elixir
Adults and adolescents. 25 to 50 mg every 4 to 6 hr, p.r.n. Maximum: 300 mg daily.
Children. 1.25 mg/kg every 4 to 6 hr. Maximum: 300 mg daily.
Intravenous or Intramuscular Injection
Adults and adolescents. 10 to 50 mg every 4 to 6 hr up to 100 mg/dose, if needed. Maximum: 400 mg daily.
Children. 1.25 mg/kg every 4 to 6 hr. Maximum: 300 mg daily.
To treat sleep disorders
Capsules,Tablets
Adults and adolescents. 50 mg 20 to 30 min before bedtime.
To provide antitussive effects
Elixir
Adults and adolescents. 25 mg every 4 hr. Maximum: 100 mg/24 hr.
Children ages 6 to 12. 12.5 mg every 4 to 6 hr. Maximum: 75 mg daily.
Children ages 2 to 6. 6.25 mg every 4 to 6 hr. Maximum: 25 mg daily.
To prevent motion sickness or treat vertigo
Capsules, Elixir,Tablets
Adults and adolescents. 25 to 50 mg every 4 to 6 hr, p.r.n. Maximum: 300 mg daily.
Children. 1 to 1.5 mg/kg every 4 to 6 hr, p.r.n. Maximum: 300 mg daily.
Intravenous or Intramuscular Injection
Adults and adolescents. Initial: 10 mg. Increased to 20 to 50 mg every 2 to 3 hr, if needed. Maximum: 100 mg/dose, 400 mg daily.
Children. 1 to 1.5 mg/kg intramuscular every 4 to 6 hr, p.r.n. Maximum: 300 mg daily.
To treat symptoms of Parkinson's disease and drug-induced extrapyramidal reactions in elderly patients who can't tolerate more potent antidyskinetic drugs
Capsules, Elixir,Tablets
Adults. 25 mg t.i.d. increased gradually to 50 mg q.i.d., if needed. Maximum: 300 mg daily.
Intravenous or Intramuscular Injection
Adults and adolescents. 10 to 50 mg q.i.d., as needed. Maximum: 100 mg/dose, 400 mg daily.
All our medications come with complete instructions, detailed description, interaction, indication, and any other information that the clients need in order to use the pills in a responsible manner.
Contraindications of Drug
Read contraindications if you want cheap Benadryl (Diphenhydramine) online.
Bladder neck obstruction, hypersensitivity to diphenhydramine or its components, lower respiratory tract symptoms (including asthma), MAO inhibitor therapy, narrow-angle glaucoma, pyloroduodenal obstruction, stenosing peptic ulcer, symptomatic benign prostatic hyperplasia
Generic Drug Interactions
Drugs
apomorphine: Possibly decreased emetic response in treatment of poisoning
barbiturates, other CNS depressants: Possibly increased CNS depression
MAO inhibitors: Increased anticholinergic and CNS depressant effects of diphenhydramine
Activities
alcohol use: Possibly increased CNS depression
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Drugs Adverse Reactions
Central Nervous System: Confusion, dizziness, drowsiness
Cardiovascular: Arrhythmias, palpitations, tachycardia
Eyes, Ears, Nose, And Throat: Blurred vision, diplopia
Gastrointestinal: Epigastric distress, nausea
Hematologic: Agranulocytosis, hemolytic anemia, thrombocytopenia
Respiratory: Thickened bronchial secretions
Skin: Photosensitivity
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Nursing Considerations for Generic Drugs
• Expect to give parenteral form of diphenhydramine only when oral ingestion isn't possible.
• Keep elixir container tightly closed. Protect elixir and parenteral forms from light.
• Expect to discontinue drug at least 72 hours before skin tests for allergies because drug may inhibit cutaneous histamine response, thus producing false-negative results.
Do I need a prescription to buy generic Benadryl (Diphenhydramine) in your online drug store?
No. You can buy Benadryl (Diphenhydramine) without a prescription!
