This medicinal product belongs to a group of medicines called laxatives.
It is indicated for the symptomatic, temporary treatment of occasional constipation in adults and adolescents over 12 years of age.
You must talk to a doctor if you do not feel better or if you feel worse after 5 days
Warnings and precautions
Talk to your doctor or pharmacist before taking Magnesia Seid.
Take particular care if you have kidney disease, even if it is not severe, or liver or heart disease. Special monitoring is also required in cases of dehydration, in the elderly or if there is swelling of the feet or lower legs.
You should consult your doctor if you have any symptoms suggestive of bleeding, such as black stools or coffee ground vomiting.
See your doctor as soon as possible if you have any symptoms such as abdominal pain of unknown origin, cramps, swollen or painful belly, nausea, vomiting and diarrhoea.
Children and adolescents
Do not administer to children under 12 years of age.
Other medicines and Magnesia Seid
Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines.
Concomitant administration of Magnesia Seid with other medicines may alter the absorption or action of other medicines used in the treatment of:
- Diabetes: chlorpropamide, glibenclamide, glipizide, tolbutamide.
- Infections: sulphonamides, quinolones (ciprofloxacin, ofloxacin, pefloxacin, enoxacin), tetracyclines (chlortetracycline, doxycycline, tetracycline), ketoconazole, methenamine.
- Blood clotting problems: dicoumarol.
- Anaemia: iron salts, folic acid.
- Parkinson’s disease: levodopa.
- Spasms or contractions of the stomach, intestine and bladder (anticholinergic drugs).
- Cardiovascular diseases: atenolol, digoxin, captopril, quinidine.
- Psychiatric diseases: phenothiazines (especially oral chlorpromazine), chlordiazepoxide, amphetamines.
- Epilepsy: phenytoin.
- Digestive diseases: medicines used for heartburn (cimetidine, etc.), misoprostol, pancrelipase, sucralfate.
- Inflammation: indomethacin, penicillamine, salicylates, ibuprofen, flurbiprofen, mephenamic acid or fluphenamic acid.
- Metabolic diseases: oral phosphates, alendronic acid and tiludronic acid, polystyrene resin, sodium sulphonate, vitamin D, including calcifediol and calcitriol.
- Smoking cessation: mecamylamine.
- Others: enteric-coated medicines, urinary acidifiers such as ammonium chloride, ascorbic acid, potassium or sodium phosphates.
Separate doses of Magnesia Seid from doses of other medicines by 2 to 3 hours.
Interference with diagnostic tests
If you are due to have a diagnostic test (blood test, urine test, etc.), tell your doctor or pharmacist that you are taking Magnesia Seid, as it may alter the results.
Do not take this medicine for 24 hours before having a test for gastric acid secretion, serum concentrations of gastrin (a hormone that regulates stomach acid secretion), serum concentrations of potassium or serum and urine pH determination.
Magnesia Seid with food and drink
Take in the mornings, on an empty stomach.
Pregnancy and lactation
If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine.
Driving and using machines
This medicine has not been reported to have any effect on the ability to drive vehicles or handle machinery.