Allerin Eye Drop - Uses, Price, Side Effects
What is allerin eye drop used for?
Allerin Eye Drop contains Naphazoline, a decongestant that works by constricting blood vessels in the eye to reduce redness and swelling. It is used for temporary relief of eye redness due to minor irritations, allergies, or cold. Apply 1-2 drops in the affected eye(s) up to 4 times daily. Do not use for more than 72 hours without consulting a doctor.
- Generic Name: Naphazoline
- Manufacturer: Raymed Pharmaceuticals Ltd
- Form: Allopathy
- Pregnancy Category: C
- Prescription Required: Yes
๐ allerin eye drop Uses & Benefits
Relief of ocular redness due to minor irritations.
Off-label uses: Not commonly used off-label.
๐ Drug Information
| Generic Name(s) | Naphazoline |
| Brand Name | Allerin Eye Drop |
| Manufacturer | Raymed Pharmaceuticals Ltd |
| Packaging / Form | Varies by brand (Allopathy) |
| Therapeutic Class | OPHTHAL |
| Action Class | Sympthatomimmetics- alpha 1 (Nasal) |
| Route of Administration | Ophthalmic (topical to the eye). |
| Storage | Store at room temperature (15-30ยฐC), protect from light. |
| Shelf Life | As per manufacturer |
๐ฌ Pharmacology (PK/PD)
Pharmacokinetics
How It Works
Stimulates alpha-adrenergic receptors in the conjunctival blood vessels, causing vasoconstriction and reducing redness.
Mechanism Steps
๐ก How to Take allerin eye drop
Follow your doctor's prescription exactly.
Dosage Timeline
โ ๏ธ Side Effects of allerin eye drop
โ Common Side Effects
- Stinging or burning sensation
- Blurred vision
- Eye irritation
- Dryness
๐จ Serious Side Effects
- Increased intraocular pressure
- Systemic cardiovascular effects (rare)
โ ๏ธ Rare Side Effects
- Allergic reactions
- Rebound congestion with prolonged use
Consult your doctor if you experience any unusual symptoms.
๐ฌ Drug Interactions
| โ ๏ธ Drug | Severity | Effect |
|---|---|---|
| MAOIs | Major | Hypertensive crisis |
| Tricyclic antidepressants | Major | Enhanced vasopressor effect |
| Beta-blockers | Moderate | Increased risk of hypertension |
| Antihypertensives | Moderate | Reduced antihypertensive effect |
| Sympathomimetics | Minor | Additive vasoconstriction |
๐จ Major Interactions
- MAOIs
- Tricyclic antidepressants
โก Moderate Interactions
- Beta-blockers
- Antihypertensives
โน๏ธ Minor Interactions
- Sympathomimetics
๐ฝ๏ธ Food Interactions
None known.
๐ท Alcohol Interaction
No known interaction.
๐ก๏ธ Safety & Warnings
๐ซ Contraindications
Hypersensitivity, narrow-angle glaucoma, patients with cardiovascular disease or hypertension.
๐ Monitoring Parameters
Intraocular pressure, blood pressure in susceptible patients.
๐คฑ Lactation Safety
Caution; not recommended unless clearly needed.
๐ Overdose Management
Discontinue use; symptomatic and supportive care. For systemic overdose, monitor cardiovascular status.
โฐ Missed Dose
Use as soon as remembered; do not double dose.
๐จโโ๏ธ Reviewed by Expert
๐ Substitutes for allerin eye drop
View AllAlternative brands with exact same active ingredient (Naphazoline (NA)):
Medical Note: Always consult your doctor before switching medications.