Allercet Cold Oral Drops 15ml

Side Effects of Allercet Cold Oral Drops 15ml

Anxiety, reflex bradycardia, tachycardia, arrhythmias, headache, cold extremities/gangrene, hypertension, nausea, vomiting, sweating, weakness, fear, restlessness, insomnia, confusion, irritability, psychotic states, dyspnoea, anorexia, palpitations, extravasation causing tissue necrosis and sloughing, mydriasis, difficulty in micturition and urinary retention, piloerection, increased salivation, hyperglycaemia, lactic acidosis. Ophthalmic solutions may liberate pigment granules from the iris, corneal clouding/damage. Potentially Fatal: Increase in cardiac contractility, which may lead to angina or cardiac arrest; severe hypertension leading to cerebral haemorrhage or pulmonary oedema.

Drug Interactions

May increase hypertensive effect of beta-blockers (nonselective); MAOI potentiate hypertension; methyldopa and TCA can increase the pressor response.

Contraindications

Hypertension, ventricular tachycardia. Oral: use with or within 14 days of MAOI therapy. Ophthalmic: narrow-angle glaucoma.

Mechanism of Action

Phenylephrine is a sympathomimetic with mainly direct effects on alpha-adrenergic receptors and weak beta-adrenergic activity. It causes vasoconstriction of the arterioles of the nasal mucosa and conjunctiva; activates the dilator muscle of the pupil to cause contraction; produces vasoconstriction of arterioles in the body and produces systemic arterial vasoconstriction. Onset: Subcutaneous/IM/Ophthalmic: 10-15 min. IV: immediate. Duration: Subcutaneous: 1 hr; IM: Up to about 2 hr; IV: 15-30 min; Ophthalmic: maximal mydriasis: 1 hr, recover time: 3-6 hr. Absorption: Systemic absorption follows topical application. Metabolism: Via intestinal monoamine oxidase to phenolic conjugates in the liver. Excretion: Via urine (90%).

Special Precautions

Severe hyperthyroidism, severe ischaemic heart disease, DM, prostatic hyperplasia. Rebound congestion in prolonged or excessive use of nasal drops. Use 10% eye drops in extreme caution in infants, elderly, cardiac disease, significant hypertension, advanced arteriosclerosis. Pregnancy and lactation. Over-the-counter cough and cold medications should not be used in infants and children <2 yr.

How to Use

Take orally with food and water, as directed by your physician.

How to Store

Keep in a cool, dry place away from sunlight and moisture.

Safety Concerns

• Alcohol: Avoid during treatment.
• Breastfeeding: Not recommended.
• Pregnancy: Contraindicated.
• Liver/Kidney: Use with caution.

Content Disclaimer

This content is for educational purposes only. Please consult your doctor before use.