Medically reviewed by Drugs.com. Last updated on Apr 30, 2019.
Commonly used brand name(s)
In the U.S.
Available Dosage Forms:
Therapeutic Class: Peripheral Vasodilator
Uses for isoxsuprine
Isoxsuprine belongs to the group of medicines called vasodilators. Vasodilators increase the size of blood vessels. Isoxsuprine is used to treat problems resulting from poor blood circulation.
It may also be used for other conditions as determined by your doctor.
Isoxsuprine is available only with your doctor's prescription.
Before using isoxsuprine
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 isoxsuprine, the following should be considered:
Tell your doctor if you have ever had any unusual or allergic reaction to isoxsuprine 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.
Many medicines have not been studied specifically 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 comparing use of isoxsuprine in the elderly with use in other age groups. However, isoxsuprine may reduce tolerance to cold temperatures in elderly patients.
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. Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.
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 isoxsuprine. Make sure you tell your doctor if you have any other medical problems, especially:
- Angina (chest pain) or
- Bleeding problems or
- Glaucoma or
- Hardening of the arteries or
- Heart attack (recent) or
- Stroke (recent)—The chance of side effects may be increased
Proper use of isoxsuprine
If isoxsuprine upsets your stomach, it may be taken with meals, milk, or antacids.
The dose of isoxsuprine 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 isoxsuprine. If your dose is different, do not change it unless your doctor tells you to do so.
- For oral dosage form (tablets):
- For poor blood circulation:
- Adults—10 to 20 milligrams (mg) three or four times a day.
- For poor blood circulation:
If you miss a dose of isoxsuprine, 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.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Precautions while using isoxsuprine
It may take some time for isoxsuprine to work. If you feel that the medicine is not working, do not stop taking it on your own. Instead, check with your doctor.
The helpful effects of isoxsuprine may be decreased if you smoke. If you have any questions about this, check with your doctor.
Dizziness may occur, especially when you get up from a lying or sitting position or climb stairs. Getting up slowly may help. If this problem continues or gets worse, check with your doctor.
Isoxsuprine side effects
Check with your doctor as soon as possible if any of the following side effects occur:
- Chest pain
- dizziness or faintness (more common for injection)
- fast heartbeat (more common for injection)
- shortness of breath
- skin rash
- Nausea or vomiting (more common for injection)
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- Drug class: peripheral vasodilators
Other brands: Vasodilan