Periactin
Intended to manage allergic reactions, formulated to alleviate itching and related symptoms by blocking histamine and serotonin receptors.
Strengths: 4mg
Where to Check Availability
Medicine details
- Conditions
- Therapeutic class
Antihistamine
- Pharmacological class
First-Generation Antihistamine
- Known off-label uses
appetite stimulation
- Precautions and warnings
may cause significant drowsiness; use with caution when driving
- Minor side effects
drowsiness; dry mouth; dizziness
- Moderate side effects
blurred vision; constipation; urinary retention
- Dosage forms
Tablet
- Administration route
Oral use
- Prescription status
POM
- Manufacturer
MSD
- Onset Time
15–30 minutes
- Duration
4–6 hours
- Storage instructions
Store below 25°C in a dry place.
- Drug interactions
alcohol; MAO inhibitors; sedatives
- Age restrictions
Use with caution in children.
- Pregnancy and breastfeeding
Pregnancy: avoid. Breastfeeding: avoid.
Contraindications
hypersensitivity to cyproheptadine; narrow-angle glaucoma; urinary retention; elderly; debilitated patients
Serious side effects
anaphylaxis — requires immediate medical attention; seizures — requires immediate medical attention
Patient summary
Intended to manage allergic reactions, formulated to alleviate itching and related symptoms by blocking histamine and serotonin receptors.
Mechanism of action
Cyproheptadine is an antihistamine and antiserotonergic agent. It competes with histamine and serotonin at receptor sites, thereby reducing inflammation and allergic symptoms, while also possessing significant anticholinergic effects.
Periactin
Intended to manage allergic reactions, formulated to alleviate itching and related symptoms by blocking histamine and serotonin receptors.
Editorial Notes
- Active ingredient(s): Cyproheptadine
- Listed indication(s): Allergic Rhinitis, Urticaria
Available option
- 120 tablets - 4 mg256-4-mg-3778