Details About Generic Salt ::  Pheninda

Main Medicine Class::    

(fen-IN-dah-meen TAR-trate)
25 mg
Class: Antihistamine


Drugs Class ::

 Action Competitively antagonizes histamine at H1 receptor sites.

Indications for Drugs ::

 Indications Temporary relief of runny nose, sneezing, itching of the nose or throat, and itchy, watery eyes caused by hay fever or other upper respiratory allergic rhinitis.

Drug Dose ::


Adults and children (at least 12 yr): PO 25 mg q 4 to 6 hr (max, 150 mg/24 hr).

Children (6 to under 12 yr): PO 12.5 mg q 4 to 6 hr (max, 75 mg/24 hr).

Contraindication ::

 Contraindications Standard considerations.

Drug Precautions ::


Children: Safety and efficacy not established in children under 6 yr.

Special risk patients: Use with caution in patients with hypertension, heart disease, asthma, hyperthyroidism, increased intraocular pressure, diabetes mellitus, prostatic hypertrophy, bronchial asthma.


Drug Side Effects ::

 Adverse Reactions

CNS: Excitability (especially in children); drowsiness; nervousness; insomnia.

Drug Mode of Action ::  

 Action Competitively antagonizes histamine at H1 receptor sites.

Drug Interactions ::


Alcohol, sedatives, tranquilizers: Will potentiate the sedative effects of phenindamine.

Drug Assesment ::


  • Obtain patient history, including drug history and any known allergies. Note history of narrow angle glaucoma, stenosing peptic ulcer, pyloric obstruction, prostatic hypertrophy, bladder neck obstruction, asthma, chronic bronchitis, emphysema, and concurrent or recent use of MAO inhibitors.
  • Assess for allergy symptoms (eg, rhinitis, nasal congestion, sneezing, itching, watery eyes) before and periodically throughout therapy.
  • Monitor patient for dizziness and excessive drowsiness. If noted, hold therapy and notify health care provider.
  • Monitor patient for CNS, CV, GI, RESP, and general body side effects. Inform health care provider if noted and significant.

Drug Storage/Management ::


  • Give prescribed dose every 4 to 6 hr without regard to meals. Give with food if GI upset occurs.
  • Store tablets at controlled room temperature (59° to 86°F). Protect from light.

Drug Notes ::

 Patient/Family Education

  • Explain name, dose, action, and potential side effects of drug.
  • Advise patient to take as prescribed without regard to meals, but to take with food if GI upset occurs.
  • Advise patient that if allergy symptoms are not controlled not to increase the dose of medication or frequency of use but to inform their health care provider. Inform patient that larger or more frequent dosing does not increase effectiveness and may cause drowsiness or other unwanted effects.
  • Advise patient that medication may cause drowsiness or dizziness and to not drive or perform other activities requiring mental alertness until tolerance is determined.
  • Caution patient that alcohol and other CNS depressants (eg, sedatives) will have additional sedative effects if taken with phenindamine.
  • Caution patient not to take any other OTC antihistamines while taking this medication unless advised to do so by their health care provider.
  • Advise patient to take sips of water, suck on ice chips or sugarless hard candy, or chew sugarless gum if dry mouth occurs.
  • If patient is to have allergy skin testing, advise to not take the medication for at least 7 days before the skin testing.
  • Advise women to notify health care provider if pregnant, plan on becoming pregnant, or breastfeeding.
  • Instruct patient to stop taking drug and immediately report any of these symptoms to health care provider: dizziness or excessive drowsiness.
  • Caution patient to not take any prescription or OTC medications or dietary supplements unless advised to do so by health care provider.

Disclaimer ::

The Information available on this site is for only Informational Purpose , before any use of this information please consult your Doctor .Price of the drugs indicated above may not match to real price due to many possible reasons may , including local taxes etc.. These are only approximate indicative prices of the drug.


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