- Are Singulair and Claritin the Same Thing?
- What Are Possible Side Effects of Singulair?
- What Are Possible Side Effects of Claritin?
- What Is Singulair?
- What Is Claritin?
- What Drugs Interact with Singulair?
- What Drugs Interact with Claritin?
- How Should Singulair Be Taken?
- How Should Claritin Be Taken?
Are Singulair and Claritin the Same Thing?
Singulair (montelukast) and Claritin (loratadine) are used to treat allergy symptoms.
Singulair is also used to treat asthma and to prevent exercise-induced narrowing of the airways.
Singulair and Claritin belong to different drug classes. Singulair is a leukotriene receptor antagonist and Claritin is an antihistamine.
What Are Possible Side Effects of Singulair?
Common side effects of Singulair include:
- skin rash,
- mood changes,
- tremors,
- headache,
- stomach pain,
- heartburn,
- upset stomach,
- nausea,
- diarrhea,
- tooth pain,
- tiredness,
- fever,
- stuffy nose,
- sore throat,
- cough,
- and hoarseness.
What Are Possible Side Effects of Claritin?
Common side effects of Claritin include:
- headache,
- sleepiness,
- feeling tired,
- drowsiness,
- fatigue,
- nervousness,
- stomach pain,
- diarrhea,
- dry mouth,
- sore throat,
- hoarseness,
- eye redness,
- blurred vision,
- nosebleed, or
- skin rash.
Tell your doctor if you experience serious side effects of Claritin including fast or uneven heart rate, feeling like you might pass out, jaundice (yellowing of your skin or eyes), or seizures (convulsions).
What Is Singulair?
Singulair (montelukast) is a leukotriene receptor antagonist drug used in the treatment of asthma and allergic rhinitis. Singulair is also indicated for prevention of exercise-induced narrowing of the airways.
What Is Claritin?
Claritin (loratadine) is an antihistamine used to treat allergy symptoms. Claritin blocks the action of histamine, a substance in the body that initiates allergic symptoms like itching, sneezing, runny nose, and allergic skin rashes. Claritin is available as a generic drug.

QUESTION
Allergies can best be described as: See AnswerWhat Drugs Interact With Singulair?
Singulair may interact with phenobarbital or rifampin
What Drugs Interact With Claritin?
Claritin may interact with certain antibiotics, antifungal medications, and acid-reducing drugs.
How Should Singulair Be Taken?
The following doses of Singulair are recommended: For adults and adolescents 15 years of age and older: one 10-mg tablet. For pediatric patients 6 to 14 years of age: one 5-mg chewable tablet. For pediatric patients 2 to 5 years of age: one 4-mg chewable tablet or one packet of 4-mg oral granules. For pediatric patients 12 to 23 months of age: one packet of 4-mg oral granules. Singulair may interact with phenobarbital or rifampin.
How Should Claritin Be Taken?
Use only with enclosed dosing cup
- adults and children 6 years and over: 2 teaspoonfuls (TSP) daily; do not take more than 2 teaspoonfuls (TSP) in 24 hours
- children 2 to under 6 years of age: 1 teaspoonful (TSP) daily; do not take more than 1 teaspoonful (TSP) in 24 hours
- children under 2 years of age: ask a doctor
- consumers with liver or kidney disease: ask a doctor

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RxList. Singulair Side Effects Drug Center.
https://www.rxlist.com/voltaren-gel-drug.htm#medguide
RxList. Claritin Side Effects Drug Center.
https://www.rxlist.com/claritin-side-effects-drug-center.htm