alernex 30mg tablet dt - Fexofenadine (30mg) medicine

alernex 30mg tablet dt - Uses, Price, Side Effects & Substitutes

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๐Ÿญ Alembic Pharmaceuticals Ltd ๐Ÿ“ฆ Varies by brand ๐Ÿ’Š Allopathy ๐Ÿ“… Updated: Jun 27, 2026
๐Ÿ“‹ Prescription Required ๐Ÿ’Š Generic Available
Medically Reviewed
Dr. SaathiMed Expert Panel | Jun 27, 2026

What is alernex 30mg tablet dt used for?

Allegra (Fexofenadine) is used to treat RESPIRATORY. It contains Fexofenadine (30mg), which Selective peripheral H1-receptor antagonist; blocks histamine-mediated effects.. Always consult your doctor before use. Take as prescribed.

  • Generic Name: Fexofenadine
  • Manufacturer: Alembic Pharmaceuticals Ltd
  • Form: Allopathy
  • Pregnancy Category: C
  • Prescription Required: Yes
๐Ÿ’ก Did You Know? The Indian pharmaceutical market is expected to reach $130 billion by 2030.

๐Ÿ’Š alernex 30mg tablet dt Uses & Benefits

Seasonal allergic rhinitis, Chronic idiopathic urticaria

Off-label uses: Atopic dermatitis, Eosinophilic esophagitis

๐Ÿ“‹ Drug Information

Generic Name(s)Fexofenadine
Brand NameAllegra
ManufacturerAlembic Pharmaceuticals Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassRESPIRATORY
Action ClassH1 Antihistaminics (second Generation)
Route of AdministrationOral
StorageStore at 20-25ยฐC (68-77ยฐF); protect from moisture and light.
Shelf LifeAs per manufacturer

๐Ÿ”ฌ Pharmacology (PK/PD)

Pharmacokinetics

AbsorptionRapidly absorbed after oral administration; peak plasma concentration achieved in 1-3 hours.
DistributionWidely distributed; volume of distribution approximately 5.4-5.8 L/kg.
Protein Binding60-70% bound to plasma proteins, primarily albumin.
MetabolismMinimal hepatic metabolism; undergoes negligible metabolism via CYP450 system.
Half-Life14.4 hours (range 11-15 hours).
Excretion80% excreted unchanged in feces, 11% in urine.
BioavailabilityApproximately 33% (oral).
Onset of Action1 hour.
Peak Plasma Time1-3 hours.
Duration of Action24 hours.

How It Works

Selective peripheral H1-receptor antagonist; blocks histamine-mediated effects.

Mechanism Steps

1Histamine released from mast cells during allergic reaction.
2Fexofenadine binds to peripheral H1 receptors.
3Blocks histamine from binding to H1 receptors.

๐Ÿ’ก How to Take alernex 30mg tablet dt

Follow your doctor's prescription exactly.

โš ๏ธ Side Effects of alernex 30mg tablet dt

โœ… Common Side Effects

  • Headache
  • Drowsiness
  • Dizziness
  • Nausea
  • Fatigue

๐Ÿšจ Serious Side Effects

  • Hypersensitivity reactions (angioedema, anaphylaxis)
  • Severe skin reactions (rare)

โš ๏ธ Rare Side Effects

  • Tachycardia
  • Palpitations
  • Transaminase elevation

Consult your doctor if you experience any unusual symptoms.

๐Ÿ”ฌ Drug Interactions

โš ๏ธ DrugSeverityEffect
Minor
Minor
Minor
Minor
Minor
Minor
Minor
Minor

๐Ÿšจ Major Interactions

  • Erythromycin
  • Ketoconazole
  • Itraconazole
  • Rifampin

โšก Moderate Interactions

  • Aluminum/Magnesium-containing antacids
  • Fruit juices (grapefruit, orange, apple)

โ„น๏ธ Minor Interactions

  • Cimetidine
  • Fluoxetine

๐Ÿฝ๏ธ Food Interactions

Fruit juices (grapefruit, orange, apple) may decrease absorption; take with water.

๐Ÿท Alcohol Interaction

No significant interaction; alcohol may increase drowsiness in some individuals.

๐Ÿ›ก๏ธ Safety & Warnings

๐Ÿšซ Contraindications

Hypersensitivity to fexofenadine or any component, Severe renal impairment (CrCl <10 mL/min)

๐Ÿ“Š Monitoring Parameters

Renal function (in patients with renal impairment), Symptoms of allergy

๐Ÿคฑ Lactation Safety

Low risk; excreted in breast milk in small amounts; consult physician.

๐Ÿ’Š Overdose Management

Supportive care; no specific antidote; hemodialysis not effective.

โฐ Missed Dose

Take as soon as remembered; skip if almost time for next dose; do not double dose.

๐Ÿ‘จโ€โš•๏ธ Reviewed by Expert

Dr. SaathiMed Expert Panel

MD, PhD - Pharmacology

Reviewed: Jun 27, 2026

๐Ÿ”— View Profile

๐Ÿ”„ Substitutes for alernex 30mg tablet dt

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Alternative brands with exact same active ingredient (Fexofenadine (30mg)):

Medical Note: Always consult your doctor before switching medications.

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