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Introduction About MONTEMAC FX 4/30 SUSPENSION
MONTEMAC FX 4/30 SUSPENSION is a combination of Fexofenadine and Montelukast which belongs to the group of medicines called Histamine H1 receptor blockers and Leukotriene receptor antagonists respectively. MONTEMAC FX 4/30 SUSPENSION is indicated for the management of allergic rhinitis in children (aged between 2-11 years). Allergic rhinitis is a heterogeneous disorder caused by allergens such as pollens, dusts, mold or flakes of skin from certain animals. It can occur seasonally or year-round and characterized by inflammation of the inner lining of nose accompanied by nasal decongestion, repeated sneezing, or a red, watery and itchy eyes.
MONTEMAC FX 4/30 SUSPENSION is also used to manage asthma (narrowing of airways causing difficulty in breathing) and uncomplicated skin reactions of chronic idiopathic urticaria (an allergic reaction with itchy raised bumps on skin) in children aged between 6 months to 11 years of age. MONTEMAC FX 4/30 SUSPENSION is not recommended for use in infants (aged less than 6 months) due to lack of safety and effectiveness. It should not be used as an alternative to manage acute asthma attacks.
Before administering MONTEMAC FX 4/30 SUSPENSION to your child, inform child’s doctor if your child has any lung, heart, liver or kidney problems. The most common side effects of MONTEMAC FX 4/30 SUSPENSION are dizziness, drowsiness, headache, nausea, vomiting and diarrhea. Consult your child’s doctor if any of the side effects worsens.
Uses Of MONTEMAC FX 4/30 SUSPENSION
- Manage allergic rhinitis in children (aged between 2-11 years)
- Manage asthma in children (aged between 6 months to 11 years)
- Manage chronic idiopathic urticaria (hives) in children (aged between 6 months to 11 years)
How MONTEMAC FX 4/30 SUSPENSION Works
MONTEMAC FX 4/30 SUSPENSION reduces the unpleasant symptoms of allergic rhinitis, asthma and hives where fexofenadine acts by antagonizing the effects of histamine (a substance that cause allergic reaction) on the surface of cells and montelukast acts by blocking the leukotriene receptor, thus leading to bronchodilatation, decrease in swelling and inflammation of airways and a marked reduction in allergic skin reactions.
How to use MONTEMAC FX 4/30 SUSPENSION
Give MONTEMAC FX 4/30 SUSPENSION to your child as advised by the physician. Shake well before use. Use a measuring cup to properly measure the dose. Your child’s doctor will decide the correct dose and duration of MONTEMAC FX 4/30 SUSPENSION for your child depending upon the age, body weight and disease condition.
Side Effects Of MONTEMAC FX 4/30 SUSPENSION
Common
- Headache
- Drowsiness
- dizziness
- Nausea
- vomiting
- Diarrhea
- Infections of upper respiratory tract
- Skin rashes
- Fever
Uncommon
- Tiredness or sleepiness
- Behavior and mood related changes (irritability, dream abnormalities, including nightmares, trouble sleeping, sleepwalking, anxious, restlessness)
- Tingling, prickling or numbness sensation
- Nosebleed
- Indigestion
- dry mouth
- Bruising, itching
- Muscle cramps
- joint or muscle pain
- Bedwetting in children
- Weakness, feeling unwell, swelling
Rare
- Bleeding
- Attention disturbance and memory impairment
Stop giving MONTEMAC FX 4/30 SUSPENSION to your child and contact child’s doctor immediately if your child experiences any of the following side effects:
- Severe allergic reactions (such as swelling of the face, lips, tongue and/or throat, difficulty in breathing or swallowing, mood changes, agitation, aggressive behavior or hostility, depression, seizure)
- Increased bleeding tendency, tremor (shaking), palpitations (fast heartrate)
- Flu-like symptoms, numbness of arms and legs, worsening of pulmonary symptoms and/or rash (Churg-Strauss Syndrome)
- Decreased blood platelet count (signs include easy bleeding or bruising)
- Inflammation (swelling) of the lungs
- Neuropsychiatric changes (such as disorientation, hallucinations)
- Thoughts of harming or killing yourself (suicidal ideation)
- Erythema multiforme (a severe skin reactions)
How To Manage Side Effects

Diarrhea
Keep your child stay hydrated by giving them lot of fluids such as water, fruit juices or electrolytes. Avoid using any medicine on your own to manage diarrhea. Consult your pediatrician if the symptom did not improve.

Dizziness Or Drowsiness
Make your child sleep or lie down until dizziness or drowsiness passes away, then make your child move slowly and carefully. Consult your pediatrician if the symptom did not improve.

Nausea And Vomiting
In case of nausea or vomiting, give MONTEMAC FX 4/30 SUSPENSION with or just after meals to your child. Avoid giving them rich-spicy foods and make them eat only simple meals. Consult your pediatrician if the symptom did not improve.

Skin rash Or Itching
Avoid hot showers because hot water can irritate your child’s skin further. Tell your child not scratch the affected area. Use protective clothing when going outdoors. Consult your pediatrician if the symptom did not improve.
Warning & Precautions

Pregnancy
ContraindicatedMONTEMAC FX 4/30 SUSPENSION is intended for use only in pediatrics and therefore not recommended for use in pregnant women.

Breastfeeding
ContraindicatedMONTEMAC FX 4/30 SUSPENSION is intended for use only in pediatrics and therefore not recommended for use in breastfeeding women.

Kidney
Use with CautionMONTEMAC FX 4/30 SUSPENSION should be used with caution in children with decreased kidney function. Management will be initiated at the lowest effective dose depending upon kidney function. Consult pediatrician for advice before giving MONTEMAC FX 4/30 SUSPENSION to your child.

Liver
Use with CautionMONTEMAC FX 4/30 SUSPENSION should be used with caution in children with liver problems. Consult pediatrician for advice before giving MONTEMAC FX 4/30 SUSPENSION to your child.

Allergy
ContraindicatedTalk to your child’s doctor if your child is allergic to Fexofenadine or Montelukast.

Lungs
Use with CautionMONTEMAC FX 4/30 SUSPENSION should not be used as a substitute to manage acute asthma attacks. It should also be used with caution in children having other respiratory diseases. Consult pediatrician for advice before giving MONTEMAC FX 4/30 SUSPENSION to your child.

Heart Disease
Use with CautionMONTEMAC FX 4/30 SUSPENSION should be used with caution in children with history or recent heart disease since it may increase the risk of fast or irregular heartbeat. Consult pediatrician for advice before giving MONTEMAC FX 4/30 SUSPENSION to your child.

Use In Pediatrics
ContraindicatedMONTEMAC FX 4/30 SUSPENSION is not recommended for use in infants less than 6 months of age due to lack of safety and effectiveness. Consult your child’s doctor for advice.

Use In Geriatrics
ContraindicatedMONTEMAC FX 4/30 SUSPENSION is intended for use only in pediatrics and therefore not recommended for use in elderly patients.
Interactions
A. Drug-Drug interactions:
Before giving MONTEMAC FX 4/30 SUSPENSION to your child, inform to child’s doctor if your child is taking or receiving any of these medicines:
- Antacids (used to reduce stomach acids) e.g., Aluminium or magnesium hydroxide
- Phenytoin or phenobarbital (used to control seizure)
- Rifampicin (used to manage tuberculosis)
- Ketoconazole (used to manage fungal infections)
- Erythromycin (used to manage bacterial infections)
B. Drug-Food interactions:
While giving MONTEMAC FX 4/30 SUSPENSION to your child avoid giving it together with fruit juices such as grapefruit, orange and apple as it may reduce the bioavailability and decrease the effect of this medicine.
Overdosage:
If your child or anyone else accidentally takes too much of MONTEMAC FX 4/30 SUSPENSION, consult your child’s doctor or visit the nearby hospital immediately. Overdosage may cause undesirable effects such as dizziness, drowsiness and dry mouth.
Synopsis
Drug | : | Fexofenadine, Montelukast |
Pharmacological Category | : | Histamine H1 receptor blocker, Leukotriene receptor antagonists |
Therapeutic Indication | : | Allergic rhinitis, Asthma, Chronic idiopathic urticaria |
Dosage Forms | : | Tablet, Dispersible tablet, Chewable tablet, Syrup, Suspension |
More Information
Storage
- Keep MONTEMAC FX 4/30 SUSPENSION out of reach of children
- Store at room temperature
FAQs About MONTEMAC FX 4/30 SUSPENSION
Q: What is MONTEMAC FX 4/30 SUSPENSION used to manage?
A: MONTEMAC FX 4/30 SUSPENSION is indicated for the management of allergic rhinitis in children (aged between 2-11 years). Also, it is used to manage asthma (narrowing of airways causing difficulty in breathing) and uncomplicated skin reactions of chronic idiopathic urticaria (an allergic reaction with itchy raised bumps on skin) in children aged between 6 months to 11 years of age.
Q: What are the symptoms of overdose of MONTEMAC FX 4/30 SUSPENSION?
A: Always give the dose to your child that is prescribed by the doctor. However, if your child accidentally takes too much of MONTEMAC FX 4/30 SUSPENSION, consult pediatrician or seek immediate medical attention. Symptoms of overdose can include dizziness, drowsiness and dry mouth.
Q: Can MONTEMAC FX 4/30 SUSPENSION make your child feel sleepy?
A: Yes, MONTEMAC FX 4/30 SUSPENSION may make your child feel sleepy or drowsy. Let your child gets enough sleep. If it impairs ability of your child to concentrate in daily essential activities. Consult pediatrician immediately for advice.
Q: Can MONTEMAC FX 4/30 SUSPENSION be given together with phenytoin to your child?
A: No, avoid concomitant use of MONTEMAC FX 4/30 SUSPENSION with antiepileptic drugs such as phenytoin, carbamazepine or phenobarbital because it may increase the risk of side effects. Consult pediatrician for advice before giving MONTEMAC FX 4/30 SUSPENSION to your child.
Q: Is MONTEMAC FX 4/30 SUSPENSION safe to use in children with kidney problems?
A: MONTEMAC FX 4/30 SUSPENSION should be used with caution in children with decreased kidney function. Usually, management will be initiated at the lowest effective dose depending upon kidney function. Consult pediatrician for advice before giving MONTEMAC FX 4/30 SUSPENSION to your child.
References
1. KD. Tripathi. Autocoids and related drugs & Drugs for Cough and Bronchial Asthma. Essentials of medical pharmacology. Seventh edition. 2013. Page – 166-169 & 228-229.
2. Randal A. Skidgel, Allen P. Kaplan and Ervin G. Erdos. Histamine, Bradykinin and their antagonists. Goodman & Gilman’s: The Pharmacological basics of Therapeutics. 12th Edition. New York McGraw Hill Medical 2011. Page – 920-924.
3. Merck Sharp & Dohme Corp. Montelukast in Pediatric Allergic Asthma (0476-336) (COMPLETED). NIH U.S. National Library of Medicine ClinicalTrials.gov. [Revised in February 2016] [Accessed on 24th August 2021] https://clinicaltrials.gov/ct2/show/NCT00289874
4. Nathan Segal, Robert E Grubbe, Arden L Levy, Michael J Maloney, Anjuli S Nayak, Barbara Kittner, Javier T Quesada. Pharmacokinetics, safety and tolerability of an oral suspension of fexofenadine for children with allergic rhinitis. NIH National Library of Medicine, National center for biotechnology information. Pubmed.gov. July – August 2008. [Accessed on 24th August 2021] https://pubmed.ncbi.nlm.nih.gov/18702885/
5. Ozge Yilmaz, Derya Altintas, Carmen Rondon, Cemal Cingi, Fatih Oghan. Effectiveness of montelukast in pediatric patients with allergic rhinitis. NIH National Library of Medicine, National center for biotechnology information. Pubmed.gov. December 2013. [Accessed on 24th August 2021] https://pubmed.ncbi.nlm.nih.gov/24210867/
6. H S Nelson, R Reynolds, J Mason. Fexofenadine HCl is safe and effective for treatment of chronic idiopathic urticaria. NIH National Library of Medicine, National center for biotechnology information. Pubmed.gov. May 2000. [Accessed on 24th August 2021] https://pubmed.ncbi.nlm.nih.gov/10831005/
7. Sanofi India Limited. Sanofi.in. [Revised on May 2020] [Accessed on 24th August 2021] https://www.sanofi.in/-/media/Project/One-Sanofi-Web/Websites/Asia-Pacific/Sanofi-IN/Home/science-and-innovation/for-healthcare-professionals/product-information/Allegra-PI.pdf?la=en
8. Sanofi-aventis U.S. LLC. U.S. Food & Drug Administration. [Accessed on 24th August 2021] https://www.accessdata.fda.gov/drugsatfda_docs/label/2006/021963lbl.pdf
9. Cipla Ltd. Fexigra Oral Suspension (Fexofenadine hydrochloride). Ciplamed. [Revised in January 2020] [Accessed on 24th August 2021] https://ciplamed.com/content/fexigra-oral-suspension
10. Merck Sharp & Dohme BV. Electronic Medicines Compendium (EMC). [Revised in May 2020] [Accessed on 24th August 2021] https://www.medicines.org.uk/emc/files/pil.45.pdf
Useful Diagnostic Tests
- Complete blood count