Alex Syrup, Phenylephrine/ Chlorpheniramine/ Dextromethorphan

Phenylephrine is used in the treatment of nasal congestion, pupil dilation and low blood pressure that can occur during different type of anesthesia

Phenylephrine works by decreasing swelling in the blood vessels of the nose and ears, thus lessening discomfort and making it easier to breathe. Phenylephrine is also be used dilate the eyes prior to eye surgery.

Patients who take Phenylephrine may suffer from such side effects;

Nausea,
Vomiting,
Headache,
Palpitations,
Increased blood pressure,
Increased heart rate,
Irregular Heart beat

Dextromethorphan is used in the treatment of dry cough.

Dextromethorphan is known as a cough suppressant, Dextromethorphan works by affecting the signals in the brain that trigger cough reflex.

Some of the potential side effects of Dextromethorphan can include the symptoms below;

Sedation,
Sleepiness,
Weakness,
Dehydration,
Dizziness,
Lightheadedness,
Headache,
Sweating,
Anemia,
Fatigue,
Vomiting,
Nausea,
Edema,
Constipation,
Dry mouth.

Chlorpheniramine maleate is used for the treatment of allergies and the symptoms it can cause

Chlorpheniramine maleate is known as an antihistamine. Chlorpheniramine works by blocking the effects of histamine, histamine is a substance released by cells in the body that produce allergy symptoms.

Patients who take Chlorpheniramine maleate may suffer from such side effects;

Drowsiness,
Dizziness,
Nausea,
Stomach pain,
Constipation,
Blurred vision,
Dry mouth/nose/throat