Rx
Notes
In emergency
Disease annotations
Rx
- Avoid exposure to allergen
- In excessive nasal secretions (Rinorrhea,sneezing,itching):
- Azelastine 0.1% (1mg/ml ) nasal spray one spray into each nostril q12h
- In nasal obstruction:
- Apisal 9mg/ml drop 1drop 4-6 times daily
- In more sever :
- Rhinase 50mcg/dose nasal spray 1 spray per nostril onceDaily
- Singulair 5mg once daily at bed time(>2y)
Notes
Promethazine
Available forms:
- Histazin : 5mg/5ml syrup, 25mg tab
- Promet: 25mg tab
- Promethazine: 50mg/2ml for iv,im injection
Therapeutic indications
- As symptomatic treatment for allergic conditions of the upper respiratory tract and skin including allergic rhinitis, urticaria and anaphylactic reactions to drugs and foreign proteins.
- As an antiemetic.
- For short term use in treatment of insomnia in adults.
- For short term use as a paediatric sedative.
The usual doses are:
25mg tablet:
- Adults and Children>10 years : Start with 1 tablet (25 mg) taken at night. This maybe increased to a maximum of 1 tablet (25 mg) twice a dayif necessary.
- Children 5-10 years: A single tablet (25 mg) given at night. DO NOT give more than 25 mg per day.
50mg/2ml for iv,im injection
- Adult : 25 mg; may be repeated in 2 hours when necessary; switch to PO as soon as possible
- Pediatrics≥2 years: 12.5-25 mg IM at bedtime
5mg/5ml syrup:
- 2-5 years: 5-15 mg(1-3ml) daily in 1 or 2 divided doses
- >5-10 years : 10-25(2-5ml) mg daily in 1 or 2 divided doses
Contraindications
- should not be used in patients in coma or suffering from CNS depression of any cause.
- should not be given to patients with a known hypersensitivity to any of the excipients.
- contraindicated for use in children less than two years of age because of the potential for fatal respiratory depression..
pregnancy and lactation
- should not be used in pregnancy unless the physician considers it essential.
- The use is not recommended in the 2 weeks prior to delivery in view of the risk of irritability and excitement in the neonate.
- Available evidence suggests that the amount excreted in milk is insignificant. However, there are risks of neonatal irritability and excitement.
Side effects
- drowsiness, dizziness, restlessness, headaches, nightmares, tiredness, and disorientation. blurred vision, dry mouth and urinary retention
Apisal 9mg/ml drop, 7.4mg/ml spray
- Nasal decongestant
- is a safe drug-free physiological saline solution
- can be used as often as needed, to cleanse and moisturize nasal passages and help in removing incrustations, bacteria, viruses, allergens or irritants entrapped in the nasal mucosa.
- Nasal Dryness & Congestion
- relieves nasal congestion by thinning mucus and moisturizes membranes
Dose in adult and pediatrics:
- 1puffs /drop 4-6 times daily
Pregnancy and lactation:
- Save
Corticosteroids nasal spray (Fluticasone)
Available forms:
- Flixonase, Rhinase, Dalman, Avamys, Aierxem: 50mcg/dose
Indications:
corticosteroid indicated for the management of thenasal symptoms of perennial nonallergic rhinitis in adult and pediatric patients
aged 4 years and older.
Dose:
For intranasal use only. Recommended starting dosages:
- Adults: 2 sprays per nostril once daily (200 mcg per day).
- Adolescents and children aged 4 years and older: 1 spray per nostril oncedaily (100 mcg per day).
Montelukast
Available forms :
- Singulair
- Lukast
- Unicast
- Sincast
- Motrinex
- 4mg 5mg, 10mg Chewable tab
Action:
- Montelukast is in the leukotriene receptor antagonist family of medications. It works by blocking the action of leukotriene D4 in the lungs resulting in decreased inflammation and relaxation of smooth muscle
- Leukotrienes cause tightening of airway muscles and the production of excess mucus and fluid. These chemicals play a key role in allergies, allergic rhinitis, and asthma, also causing a tightening of your airways, making it difficult to breathe.
Indications
- Indicated in the treatment of asthma as add-on therapy in adults and adolescents from 15 years of age and older with mild to moderate persistent asthma who are inadequately controlled on inhaled corticosteroids and in whom “as-needed” short acting β-agonists provide inadequate clinical control of asthma.
- Montelukast Film-coated tablet can also provide symptomatic relief of seasonal allergic rhinitis.
- Indicated in the prophylaxis of asthma in which the predominant component is exercise-induced bronchoconstriction.
Pregnancy
- Montelukast may be used during pregnancy only if it is considered to be clearly essential.
Lactation
- Studies in rats have shown that montelukast is excreted in milk. It is not known if montelukast is excreted in human milk.
- May be used in breast-feeding only if it is considered to be clearly essential.
- Side effects:
- Headache
- Abdominal pain
- Upper respiratory infection
- Diarrhea, nausea, vomiting
- Elevated levels of serum transaminases (ALT, AST)
- Rash
- Pyrexia
Dose:
- Adult: 10mg once daily at bed time
- Children 6-14y: 5mg once daily at bed time
- 2-5 y: 4mg once daily at bed time
In emergency
In Emergency room:
- Give Antihistamine In sneezing and rhinorrhea :
- Allerfin 10mg/ml IM injection :
Dose:
- 1-5 year : 25-5mg (½ ml )
- 6-12 year: 5-10mg (1ml )
- Adult : 10-20 mg (1-2 ml )
- Give Dexamethasone 4mg/1ml
Dose:
Pediatrics:
- 0.3 mg/kg/day IV / IM divided q6hr or q12hr
Adult:
- 4-8 mg IM /IV
Disease annotations
Allergic rhinitis
Presentation :
- Rhinorrhea
- Repetitive sneezing
- nasal congestion, obstruction
- postnasal drainage
- Pruritus
- Itching of the palate, nose, ears, eye
- Snoring
- Frequent sore throats
- Cough
- Headache
- Itching redness watery eyes
Lines of management :
- Avoid exposure to allergens
- In excessive secretions and sneezing: oral antihistamine
- If nasal obstruction: Nasal decongestant
- For ocular symptoms: intranasal antihistamine
- If Symptoms persist and affect quality of life: Intranasal Corticosteroid
- Sever and persistent symptoms: Intranasal Corticosteroid + oral or intranasal antihistamine+ Oral leukotriene receptors antagonist