Generic Name(s): phenylpropanolamine/ guaifenesin/ phenylephrine
Drug Class: Upper respiratory combinations
Treats: Cold and Infection symptoms
Fentex (phenylpropanolamine/ guaifenesin/ phenylephrine) is a medication that is to treat symptoms of infections and cold symptoms in the sinus, lungs and throats. The drug is prescribed to patients that are affected by severe upper respiratory conditions especially. It is supplied in the form of solution, tablets or capsules and should be administered orally.
Note: This drug is now discontinued.
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Fentex is a combination medication formulated to treat cold and infection symptoms. It is very effective in treating sinus congestion, runny and stuffy nose and watery/itchy eyes. Fentex is formulated by combining three medicines including; phenylpropanolamine, guaifenesin and phenylephrine.
Phenylephrine and phenylpropanolamine are the decongestant agent in the drugs that works by constricting the blood vessels in the nasal passages to reduce stuffy nose and swelling in the nasal passages. Guaifenesin is the expectorant agent in Fentex, and it loosens the congestion by thinning mucous, increasing lubrication in the respiration tract. This enables the removal of excess mucous to allow proper breathing.
These are condition that this drug can be used for:
- Relieving a cough and sinus congestion caused by cold
- Treating upper respiratory infections
- Treating allergies
Fentex must be administered as prescribed by the physician to get the expected outcome. The manufacturer most of the time provides the directions that are supposed to be followed in using this drug. Fentex is supplied in the form of a solution and thus becoming very easy for the patients to follow the prescriptions to the letter as per the provided instructions. Never try to take Fentex in a large amount as this will definitely result to severe healthy complications.
Usual adult dosage for,
- There is no documented dosage information that has been provided for Fentex. The amount of the drug that a patient can be given is purely determined by the severity of the conditions and also the age of the patient. Only a certified physician should determine the right dosage for the patient.
Fentex Side Effects
Fentex is known for causing several side effects. The severity of the side effect is mostly determined by the way a patient responds to the medication. The fact that this drug is also supplied as a liquid, there is always a possibility off the patient taking it in a large amount or overdosing. This is indeed one of the main causes of many severe side effects.
These are some of the common side effects:
- Dry mouth
- Loss of appetite
- Trouble sleeping
Severe side effects:
- Severe dizziness
- Tightness in the chest
- severe high blood pressure
- Difficulty in urinating
- Swelling of the mouth
- Vision changes
Fentex interacts with several drugs and thus you must be very careful when you are under its medication. Not many people have the idea that not all medicines can be combined and that some can have serious interactions. Never take Fentex when you are under another treatment unless you have been advised by your physician.
These are the interacting drugs:
- Bontril PDM