allerhin cold tablet - Uses, Price, Side Effects & Substitutes
What is allerhin cold tablet used for?
Anti Cold Tablet (Caffeine + Diphenhydramine) is used to treat RESPIRATORY. It contains Caffeine (30mg) + Diphenhydramine (25mg), which Diphenhydramine blocks histamine H1 receptors; Caffeine antagonizes adenosine re. Always consult your doctor before use. Take as prescribed.
- Generic Name: Caffeine + Diphenhydramine
- Manufacturer: Embiotic Laboratories Pvt Ltd
- Form: Allopathy
- Pregnancy Category: C
- Prescription Required: Yes
๐ allerhin cold tablet Uses & Benefits
Symptomatic relief of common cold, allergic rhinitis, sinusitis
Off-label uses: Motion sickness, insomnia (diphenhydramine alone)
๐ Drug Information
| Generic Name(s) | Caffeine + Diphenhydramine |
| Brand Name | Anti Cold Tablet |
| Manufacturer | Embiotic Laboratories Pvt Ltd |
| Packaging / Form | Varies by brand (Allopathy) |
| Therapeutic Class | RESPIRATORY |
| Action Class | Antihistamine + CNS Stimulant |
| Route of Administration | Oral |
| Storage | Store at room temperature (20-25ยฐC), protect from moisture |
| Shelf Life | As per manufacturer |
๐ฌ Pharmacology (PK/PD)
Pharmacokinetics
How It Works
Diphenhydramine blocks histamine H1 receptors; Caffeine antagonizes adenosine receptors
Mechanism Steps
๐ก How to Take allerhin cold tablet
Follow your doctor's prescription exactly.
โ ๏ธ Side Effects of allerhin cold tablet
โ Common Side Effects
- Drowsiness
- Dry mouth
- Dizziness
- Nervousness
๐จ Serious Side Effects
- Seizures
- Arrhythmias
- Hallucinations
โ ๏ธ Rare Side Effects
- Blood dyscrasias
- Anaphylaxis
- Liver injury
Consult your doctor if you experience any unusual symptoms.
๐ฌ Drug Interactions
| โ ๏ธ Drug | Severity | Effect |
|---|---|---|
| MAOIs | Major | Hypertensive crisis |
| CNS depressants | Major | Enhanced sedation |
| CYP1A2 inhibitors | Moderate | Increased caffeine toxicity |
| CYP2D6 inhibitors | Moderate | Increased diphenhydramine levels |
| Anticholinergics | Minor | Additive anticholinergic effects |
| Other CNS stimulants | Minor | Excessive stimulation |
๐จ Major Interactions
- MAOIs
- CNS depressants
โก Moderate Interactions
- CYP1A2 inhibitors
- CYP2D6 inhibitors
โน๏ธ Minor Interactions
- Anticholinergics
- Other CNS stimulants
๐ฝ๏ธ Food Interactions
Grapefruit juice may increase caffeine levels
๐ท Alcohol Interaction
Increased CNS depression
๐ก๏ธ Safety & Warnings
๐ซ Contraindications
Hypersensitivity, severe hypertension, narrow-angle glaucoma, MAOI use
๐ Monitoring Parameters
Blood pressure, heart rate, CNS effects
๐คฑ Lactation Safety
Not recommended; excreted in breast milk
๐ Overdose Management
Activated charcoal, supportive care; for severe symptoms: benzodiazepines for seizures
โฐ Missed Dose
Take as soon as remembered; skip if near next dose; do not double