Genasal (Nasal)
Generic name: oxymetazoline [ ox-i-me-TAZ-oh-leen ]
Brand names: 4-Way Long Lasting, Afrin, Duramist Plus, Duration, Genasal,
... show all 14 brands
Drug class: Nasal antihistamines and decongestants
Medically reviewed by Drugs.com. Last updated on Jul 30, 2024.
Uses for Genasal
Oxymetazoline is used for the temporary relief of nasal (of the nose) congestion or stuffiness caused by hay fever or other allergies, colds, or sinus trouble.
This medicine may also be used for other conditions as determined by your doctor.
This medicine is available without a prescription.
Before using Genasal
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, 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
Children may be especially sensitive to the effects of oxymetazoline. This may increase the chance of side effects during treatment.
Geriatric
Many medicines have not been tested in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults or if they cause different side effects or problems in older people. There is no specific information about the use of oxymetazoline in the elderly.
Breast Feeding
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.
Interactions with Medicines
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. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.
Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
- Amineptine
- Amitriptyline
- Amitriptylinoxide
- Amoxapine
- Carteolol
- Carvedilol
- Clomipramine
- Desipramine
- Dibenzepin
- Doxepin
- Fentanyl Citrate
- Furazolidone
- Imipramine
- Iproniazid
- Isocarboxazid
- Labetalol
- Levobunolol
- Linezolid
- Lofepramine
- Melitracen
- Methylene Blue
- Metipranolol
- Moclobemide
- Nadolol
- Nialamide
- Nortriptyline
- Opipramol
- Oxprenolol
- Penbutolol
- Phenelzine
- Pindolol
- Practolol
- Procarbazine
- Propranolol
- Protriptyline
- Rasagiline
- Safinamide
- Selegiline
- Sotalol
- Tianeptine
- Timolol
- Tranylcypromine
- Trimipramine
- Zavegepant
Interactions with Food/Tobacco/Alcohol
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 medicine. Make sure you tell your doctor if you have any other medical problems, especially:
- Dryness in nose or
- High blood pressure or
- Tachycardia (fast heart rate) or
- Trouble urinating from an enlarged prostate—May make these conditions worse.
Proper use of Genasal
To use the nose drops:
- Blow your nose gently. Tilt the head back while standing or sitting up, or lie down on a bed and hang the head over the side. Place the drops into each nostril and keep the head tilted back for a few minutes to allow the medicine to spread throughout the nose.
- Rinse the dropper with hot water and dry with a clean tissue. Replace the cap right after use.
- To avoid spreading a cold or infection, do not use the container for more than one person and throw the container away after your cold is better.
To use the nose spray:
- Blow your nose gently. With the head upright, spray the medicine into each nostril. Sniff briskly while squeezing the bottle quickly and firmly. If needed, blow the nose gently again and repeat the spray process until the total dose is used.
- Rinse the tip of the spray bottle with hot water, taking care not to suck water into the bottle, and dry with a clean tissue. Replace the cap right after use.
- To avoid spreading a cold or infection, do not use the container for more than one person and throw the container away after your cold is better.
Use this medicine only as directed. Do not use more of it, do not use it more often, and do not use it for longer than 3 days without checking with your doctor. To do so may make your runny or stuffy nose worse and may increase the chance of side effects.
Dosing
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
- For nasal dosage form (nose drops or spray):
- For nasal congestion or stuffiness:
- Adults and children 6 years of age and older—Use 2 or 3 drops or sprays of 0.05% solution in each nostril every ten to twelve hours. Do not use more than two times in twenty four hours.
- Children up to 6 years of age—Use and dose must be determined by your doctor.
- For nasal congestion or stuffiness:
Missed Dose
If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Storage
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Related/similar drugs
epinephrine topical, pseudoephedrine, sodium chloride nasal, phenylephrine nasal, Afrin
Side Effects of Genasal
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
- Blurred vision
- fast, irregular, or pounding heartbeat
- headache, dizziness, drowsiness, or lightheadedness
- high blood pressure
- increase in runny or stuffy nose
- nervousness
- trembling
- trouble in sleeping
- weakness
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
- Burning, dryness, or stinging inside of nose
- sneezing
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
Commonly used brand name(s)
In the U.S.
- 4-Way Long Lasting
- Afrin
- Duramist Plus
- Duration
- Genasal
- Mucinex Full Force
- Mucinex Moisture Smart
- Nasacon
- Nasin
- Neo-Synephrine 12 Hour
- Nostrilla
- NRS-Nasal Relief
- Sinarest Nasal
- Vicks Sinex 12 Hour
Available Dosage Forms:
- Spray
Therapeutic Class: Decongestant
Chemical Class: Imidazoline
Frequently asked questions
More about Genasal (oxymetazoline nasal)
- Check interactions
- Compare alternatives
- Side effects
- Dosage information
- During pregnancy
- Drug class: nasal antihistamines and decongestants
- Breastfeeding
Patient resources
Other brands
Afrin, Afrin Original, Mucinex Sinus-Max Full Force, Zicam Sinus Relief, ... +24 more
Professional resources
Other brands
Related treatment guides
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.