Methysergide (Systemic)

Brand Names : Sansert

Before Using This Medicine

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 methysergide, the following should be considered:

Allergies - Tell your doctor if you have ever had any unusual or allergic reaction to methysergide or to other ergot medicines. Also tell your health care professional if you are allergic to any other substances, such as foods, preservatives, or dyes.

Pregnancy - Methysergide is not recommended during pregnancy. Before taking this medicine, make sure your doctor knows if you are pregnant or if you may become pregnant.

Breast-feeding - This medicine passes into the breast milk and may cause unwanted effects such as vomiting, diarrhea, weak pulse, unstable blood pressure, and convulsions (seizures) in nursing babies.

Children - Methysergide can cause serious side effects in any patient. Therefore, it is especially important that you discuss with the child's doctor the good that this medicine may do as well as the risks of using it.

Older adults - Elderly people are especially sensitive to the effects of methysergide. This may increase the chance of side effects during treatment.

Other 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 methysergide, it is important that your health care professional know if you are using any other prescription or nonprescription (over-the-counter [OTC]) medicine, or if you smoke.

Other medical problems - The presence of other medical problems may affect the use of methysergide. Make sure you tell your doctor if you have any other medical problems, especially:

• Arthritis or
• Heart or blood vessel disease or
• Infection or
• Itching (severe) or
• Kidney disease or
• Liver disease or
• Lung disease - The chance of serious side effects may be increased

• High blood pressure or
• Stomach ulcer - Methysergide can make your condition worse