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Before Using
In deciding to use a vaccine, the risks of taking the vaccine must be weighed against the good it will do. This is a decision you and your doctor will make. For this vaccine, the following should be considered:
Allergies
Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Pediatric
Appropriate studies have not been performed on the relationship of age to the effects of nasal influenza virus vaccine, H1N1 in children up to 2 years of age. Safety and efficacy have not been established.
Children under 5 years of age with one or more episodes of wheezing in the past year should not receive this vaccine.
Geriatric
Appropriate studies have not been performed on the relationship of age to the effects of nasal influenza virus vaccine, H1N1 in adults 50 years of age and older. Safety and efficacy have not been established.
Pregnancy
| Pregnancy Category | Explanation | |
|---|---|---|
| All Trimesters | C | Animal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women. |
Breastfeeding
There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.
Drug Interactions
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.
Other Interactions
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
Other Medical Problems
The presence of other medical problems may affect the use of this vaccine. Make sure you tell your doctor if you have any other medical problems, especially:
- Allergy to eggs, egg products, or gelatin, history of—Should not be used in patients with these conditions.
- Asthma, severe or
- Wheezing—Use with caution. May make these conditions worse.
- Guillain-Barré syndrome, history of—May cause the symptoms of this condition to return.
- Immune system problems (e.g., cancer, HIV)—This vaccine may not work as well if you have weak immune system.
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