Pseudoephedrine, Guaiphenasine and Triprolidine are three medications that are commonly used together to treat symptoms of the common cold, allergies, and other sinus and nasal congestion. This combination is most commonly available as a fixed combination oral tablets.
Uses
Commonly, this multi-ingredient medication is used to provide relief of a variety of upper respiratory symptoms associated with the common cold, allergies, sinus and nasal congestion. These symptoms include sneezing, nasal discharge, and congestion, as well as mild-to-moderate pain.
This combination of medications works by reducing inflammation of the nasal passages, thereby relieving nasal congestion and sneezing. Additionally, Pseudoephedrine acts as a vasoconstrictor to help relieve sinus pressure, while Guaiphenasine and Triprolidine act as antihistamines to help reduce sneezing and clear nasal passages.
How Long Does It Take To Work?
The effect of this combination medication usually begins within 30 minutes of administration, and it can last up to 12 hours.
Absorption
The three ingredients in this combination medication are quickly absorbed into the bloodstream after oral administration.
Route of Elimination
Once absorbed, this combination medication is metabolized by the liver and eliminated primarily through the kidneys.
Dosage
Adult and Children over 12 years: 10 ml (2 teaspoonful) three times a day. Children 6-12 years: 5 ml (1 teaspoonful) three times a day. Children 2-5 years: 2.5 ml (1/2 teaspoonful) three times a day.
A physician’s advice is preferred before administering this preparation to children aged less than 2 years.
The recommended dose of this combination medication is 1 to 2 tablets every 4 to 6 hours as needed. Each tablet contains 30 mg of Pseudoephedrine, 5 mg of Guaiphenasine, and 1.25 mg of Triprolidine.
Administration
This medication is taken orally. It can be taken with or without food.
Side Effects
The most common side effects associated with this medication include drowsiness, dry mouth, headache, dizziness, stomach upset, and difficulty urinating.
Toxicity
High doses of this medication can lead to toxicity, which may include restlessness, tremor, palpitations, muscle cramps, and seizures.
Precautions
This medication should be used with caution in patients with glaucoma, increased intraocular pressure, hyperthyroidism, heart disease, liver or kidney disease, or urinary tract disease, as well as in the elderly and in women who are pregnant or breastfeeding.
Interaction
This medication may interact with other medications, including antidepressants, antacids, antihistamines, decongestants, diuretics, and monoamine oxidase inhibitors (MAOIs).
Disease Interaction
This medication may worsen the symptoms of hyperthyroidism, heart disease, and urinary tract disease, and can cause increased intraocular pressure in patients with glaucoma.
Drug Interaction
This medication may interact with other medications, including antidepressants, antacids, antihistamines, decongestants, diuretics, and monoamine oxidase inhibitors (MAOIs).
Food Interactions
Pseudoephedrine, Guaiphenasine, and Triprolidine have no known food interactions.
Pregnancy Use
This medication should be used with caution by pregnant women, as it is not recommended for use in pregnant women.
Lactation Use
This medication should be used with caution by breastfeeding women, as it is not recommended for use in breastfeeding women.
Acute Overdose
An acute overdose of this medication can be dangerous. Symptoms of an acute overdose may include restlessness, tremor, palpitations, muscle cramps, and seizures. If an overdose is suspected, seek medical attention immediately.
Contraindication
This medication is contraindicated in patients with known hypersensitivity to any of the ingredients in the product, and in patients taking monoamine oxidase inhibitors (MAOIs).
Use Direction
This medication should be taken exactly as directed by a health care provider. Do not take more or less than the recommended dose.
Storage Condition
This medication should be stored at room temperature away from light and moisture.
Volume of Distribution
The volume of distribution for this medication is not known.
Half Life
The half-life for Pseudoephedrine is 6-12 hours, for Guaiphenasine is 5 hours, and for Triprolidine is 4-5 hours.
Clearance
The clearance for Pseudoephedrine is not known, for Guaiphenasine is 0.6-2.6 L/min, and for Triprolidine is 0.3-1.2 L/min.