This information from Lexicomp® explains what you need to know about this medication, including what it’s used for, how to take it, its side effects, and when to call your healthcare provider.
- Allergic reactions have happened with this drug. Rarely, some reactions can be very bad or life-threatening. Talk with the doctor.
- The first dose will be given in a doctor’s office.
- Your doctor will give you another drug (epinephrine) to use in case of an allergic reaction. Be sure you know how and when to use it. Certain drugs may make epinephrine not work as well or raise the chance of side effects. This includes some drugs used to treat depression, heart problems, or high blood pressure. There are many drugs that interact with epinephrine. Talk with your doctor or pharmacist to make sure it is safe to take epinephrine with all of your drugs.
- It is used to treat allergies caused by birch, alder, or hazel pollen.
- If you are allergic to this drug; any part of this drug; or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
- If you have had a severe allergy to treatment for birch or other tree pollen in the past.
- If you have severe asthma or asthma that is not controlled.
- If you have ever had eosinophilic esophagitis.
- If you have swelling or sores in your mouth, or you have recently had a mouth injury, tooth lost, or any oral surgery.
- If you are taking a beta blocker like atenolol, metoprolol, or propranolol.
- If you are 65 or older.
- If the patient is a child. Do not give this drug to a child.
This is not a list of all drugs or health problems that interact with this drug.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
- Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
- If you feel dizzy, avoid driving and doing other tasks or actions that call for you to be alert.
- This drug will not help allergy signs get better if the signs are already present. Talk with the doctor.
- This drug is most useful if started before contact with the pollen that causes your allergy. Start taking this drug at least 16 weeks before the tree pollen season.
- If you have asthma and you have trouble breathing or your asthma gets harder to control, call your doctor right away.
- Tell your doctor if you are pregnant, plan on getting pregnant, or are breast-feeding. You will need to talk about the benefits and risks to you and the baby.
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Trouble swallowing or speaking.
- Pain with swallowing.
- Change in voice.
- Chest pain or pressure, a fast heartbeat, or an abnormal heartbeat.
- Dizziness or passing out.
- Shortness of breath.
- Stomach pain or cramps.
- Throwing up.
- Feeling nervous or having a feeling of doom.
- Feeling of something stuck in the throat that bothers you or does not go away.
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Itching in the ear, mouth, or tongue.
- Numbness or tingling in the mouth.
- Mouth pain.
- Throat irritation.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to your national health agency.
Use this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Be sure your hands are dry before you touch this drug.
- Do not take this drug out of the blister pack until you are ready to take it. Take this drug right away after opening the blister pack. Do not store the removed drug for future use.
- Place under tongue and let dissolve all the way. Do not chew, suck or swallow tablet.
- Do not swallow for at least 1 minute after putting this drug in your mouth.
- Do not eat or drink while the tablet is dissolving or for 5 minutes after the tablet dissolves.
- Wash hands after use.
- Skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
- Store in the original container at room temperature.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.
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