Doctor insights on:
Not at all...: The usual dose of this med is 100mg 2x/day thus 200mg per day. I assume you are using it for a urinary tract infection. You u are you and healthy, which i assume you are based on the medication given, you should be fine. You can skip a later dose today, or even taking your later usual dose without trouble. So, rest assured...But just be carefull next time around...Good luck. ...Read more
Nitrofurantoin is an antibiotic which is marketed under the following brand names; niftran, furadantin, furabid, macrobid, macrodantin, nitrofur mac, nitro macro, nifty-sr, martifur-mr, uro-tablinen or nifuretten (in germany), martifur-100 (in india), urantoin, nifuran (in macedonia) and uvamin (in middle east). It is usually used in treating urinary tract infection. It is often ...Read more
24hours: Half life is 12 hours. That means the half of the total dose taken will be gone after 12 hours and then another 12 hours 50% from the other half will be gone and so forth. ...Read more
Furadantin: This should not be taken chronically in this manner. It has numerous potentially very severe side-effects including interstitial pneumonia and others. It is a close cousin of the drug Dilantin which has full texts written about the toxicities. Would stop this now and discuss with the doctor who ordered it. ...Read more
Macrobid: Macrobid is the drug Nitrofurantoin in a special matrix so that the active drug is released over an extended period. This allows twice a day dosing for a drug that is normally given 4 times a day. Opening the tablet will destroy the time-release system. This will cause an overdose of the drug to enter the circulation and then there will be a period when no drug is released.Don't open the tablet. ...Read more
Half life not long: Up to 1 hour. It's not the medication making you feel ill, but the prescribing MD should be notified as soon as you can. ...Read more
See your doctor: Macrobid is a good antibiotic for a urinary tract infection, but if you have a kidney infection, it is a poor choice; while it concentrates well in urine, it does not achieve appropriate levels inside the tissue itself. I would go see your doctor as soon as possible for evaluation, you don't want kidney damage due to unchecked infection. ...Read moreSee 1 more doctor answer
Why is it that I have chronic utis? I have been put on Macrobid and even had a stint put in but it has never went away. Sex is painful...
Different reasons : Recurring UTIs take place due to failure of therapy due to resistant bacteria, interrupted treatment or structural problem like stones /blockages of the urine passageway. Sometimes people have more than one infection where only one is diagnosed . Examples include if you have a bacterial infection being treated but there is also yeast that is not treated cause was not seen. Discuss with your docto. ...Read more
Many: This antiseptic has close chemical similarity to diphenylhydantoin (dilantin), a drug with enough side effects to fill an entire textbook. Taken for brief periods this can be a highly effective agent against simple urinary tract infection, but would advise against long-term usage in most circumstances. ...Read more
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