DIPHENHYDRAMINE HYDROCHLORIDE

Drug class

Histamine H1 Receptor Antagonists [MoA]; Histamine-1 Receptor Antagonist [EPC]

Uses

Uses • temporarily relieves these symptoms due to hay fever or other upper respiratory allergies • runny nose • sneezing • itchy, watery eyes • itching of the nose or throat • temporarily relieves these symptoms of the common cold: • runny nose • sneezing

Warnings

Warnings Do not use • to make a child sleepy • with any other product containing diphenhydramine, even one used on skin Ask a doctor before use if you have • a breathing problem such as emphysema or chronic bronchitis • glaucoma • trouble urinating due to an enlarged prostate gland Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers When using this product marked drowsiness may occur avoid alcoholic drinks alcohol, sedatives, and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery excitability may occur, especially in children If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away. (1-800-222-1222)

Contraindications

CONTRAINDICATIONS Use in Neonates or Premature Infants This drug should not be used in neonates or premature infants. Use in Nursing Mothers Because of the higher risk of antihistamines for infants generally, and for neonates and prematures in particular, antihistamine therapy is contraindicated in nursing mothers. Antihistamines are also contraindicated in the following conditions Hypersensitivity to diphenhydramine hydrochloride and other antihistamines of similar chemical structure.

Overdose

Overdose warning Do not take more than recommended dosage. In case of overdose, get medical help or contact a Poison Control Center. Prompt medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms.

Drug interactions

Drug Interactions Diphenhydramine hydrochloride has additive effects with alcohol and other CNS depressants (hypnotics, sedatives, tranquilizers, etc.). MAO inhibitors prolong and intensify the anticholinergic (drying) effects of antihistamines.

Dosage & administration

Directions • take every 4 to 6 hours, or as directed by a doctor • do not take more than 6 doses in 24 hours adults and children 12 years and over 1 to 2 tablets children 6 to under 12 years 1 tablet children under 6 years do not use

Active ingredient

Active ingredient (in each tablet) Diphenhydramine HCl 25 mg

Inactive ingredient

Inactive ingredients anhydrous citric acid, butylated hydroxyanisole, colloidal silicon dioxide, croscarmellose sodium, D&C red no. 27 aluminum lake, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol 3350, polyvinyl alcohol, stearic acid, talc, titanium dioxide, triacetin

Side effects

ADVERSE REACTIONS The most frequent adverse reactions are underscored. General: Urticaria, drug rash, anaphylactic shock, photosensitivity, excessive perspiration, chills, dryness of the mouth, nose and throat. Cardiovascular System: Hypotension, headache, palpitations, tachycardia, extrasystoles. Hematologic System: Hemolytic anemia, thrombocytopenia, agranulocytosis. Nervous System: Sedation, sleepiness, dizziness, disturbed coordination , fatigue, confusion, restlessness, excitation, nervousness, tremor, irritability, insomnia, euphoria, paresthesia, blurred vision, diplopia, vertigo, tinnitus, acute labyrinthitis, neuritis, convulsions. GI System: Epigastric distress , anorexia, nausea, vomiting, diarrhea, constipation. GU System: Urinary frequency, difficult urination, urinary retention, early menses. Respiratory System: Thickening of bronchial secretions , tightness of chest or throat and wheezing, nasal stuffiness. To report SUSPECTED ADVERSE REACTIONS, contact Pharmaceutical Associates, Inc. at 1-800-845-8210 of FDA at 1-800-FDA-1088 or www.fda.gov/medwatch .

Dosage forms & strengths

TABLET, COATED CAPSULE, LIQUID FILLED INJECTION, SOLUTION TABLET INJECTION KIT LIQUID TABLET, FILM COATED CAPSULE POWDER TABLET, CHEWABLE SOLUTION CAPSULE, GELATIN COATED SYRUP SPRAY GEL TABLET, EFFERVESCENT

DIPHENHYDRAMINE HYDROCHLORIDE 25 mg/1 DIPHENHYDRAMINE HYDROCHLORIDE 50 mg/1 DIPHENHYDRAMINE HYDROCHLORIDE 50 mg/mL DIPHENHYDRAMINE HYDROCHLORIDE 50 mg/30mL DIPHENHYDRAMINE HYDROCHLORIDE .73 kg/kg DIPHENHYDRAMINE HYDROCHLORIDE 1 kg/kg DIPHENHYDRAMINE HYDROCHLORIDE 12.5 mg/1 DIPHENHYDRAMINE HYDROCHLORIDE 12.5 mg/5mL DIPHENHYDRAMINE HCL 50 mg/1 DIPHENHYDRAMINE HYDROCHLORIDE 12.5 mg/10mL DIPHENHYDRAMINE HYDROCHLORIDE 25 mg/10mL DIPHENHYDRAMINE HYDROCHLORIDE 12.5 mg/15mL DIPHENHYDRAMINE HYDROCHLORIDE 1 g/g DIPHENHYDRAMINE HYDROCHLORIDE 50 mg/3mL DIPHENHYDRAMINE HYDROCHLORIDE 50 kg/1 DIPHENHYDRAMINE HYDROCHLORIDE 2 mg/100mL DIPHENHYDRAMINE HCL 50 mg/mL DIPHENHYDRAMINE HYDROCHLORIDE 25 kg/25kg DIPHENHYDRAMINE HYDROCHLORIDE 20 mg/mL DIPHENHYDRAMINE HYDROCHLORIDE 20.3 g/L DIPHENHYDRAMINE HYDROCHLORIDE 50 mg/21 DIPHENHYDRAMINE HYDROCHLORIDE 20 mg/g DIPHENHYDRAMINE 50 mg/1

All identified pills

Official source

DailyMed

Also known as

All 154 tags for DIPHENHYDRAMINE HYDROCHLORIDE

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