- Dry mouth, sore throat, cough
- Muscle pain
- Drowsiness, tired feeling
- Nausea, diarrhea
Seek medical attention if you experience the following effects:
- Fast, pounding heartbeat
- Flu-like symptoms
- Seizure (convulsions)
- Jaundice (yellowing of the skin or eyes)
However, not everyone experiences these side effects. In addition, some people may experience other side effects. So, if you have any concerns about a side effect, please consult your doctor or pharmacist.
Know the interactions
What drugs may interact with desloratadine?
This medication may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects.
To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs, and herbal products) and share it with your doctor and pharmacist.
Drugs with known interactions:
- Azole antifungals
- Azithromycin, erythromycin
- Other antihistamines
- Preparations that contain alcohol
If you experience an adverse drug interaction, inform your doctor immediately to reevaluate your treatment plan. Approaches include dose adjustment, drug substitution, or ending therapy.
Does food or alcohol interact with desloratadine?
This drug may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Do not take this drug with alcohol as it may induce excessive drowsiness. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.
What health conditions may interact with desloratadine?
This drug may interact with underlying conditions. This interaction may worsen your health condition or alter the way the drug works. Therefore, it is important to always let your doctor and pharmacist know all the health conditions you currently have, especially:
- Liver disease
- Kidney disease
- Phenylketonuria (PKU)
- Slow metabolizers of desloratadine
Understand the Dosage
The information provided is not a substitute for any medical advice. Therefore, you should always consult with your doctor or pharmacist before using any medication.
What is the dose for an adult?
Take 1 tablet (5 mg) once a day.
For renal impairment: take 5 mg every other day, if needed.
What is the dose for a child?
Based on age:
- 6 to 11 months: Give 1 mg once a day.
- 1 to 5 years: 1.25 mg once a day.
- 6 to 11 years: 2.5 mg once a day.
How is desloratadine available?
Desloratadine is available in the following dosage forms and strengths:
- Tablet: 5 mg
- Syrup: 2.5 mg/5mL
What should I do in case of an emergency or overdose?
In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.
What should I do if I miss a dose?
If you miss a dose of desloratadine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.