OK OK OK, sorry I'm late on responding.........
here is the link http://www.ma-hc.com/healthlibrary/ma/ma_methenam_ma.php
Methenamine, Oral
What are other names for this medicine?
Type of medicine: urinary antiseptic
Generic and brand names: methenamine compounds, oral; methenamine hippurate, oral; methenamine mandelate, oral; Atrosept; Cystex; Dolsed; Hiprex; Mandelamine; Mandelamine Forte; Prosed/DS; Trac Tabs 2X; Urex; Uridon Modified; Urimar-T; Urised; Urisedamine; Uritin; Uro-Phosphate; Urogesic Blue; Uroquid Acid #2
What is this medicine used for?
This medicine is taken by mouth to treat infections of the urinary tract.
What should my health care provider know before I take this medicine?
Before taking this medicine, tell your health care provider if you have ever had:
- an allergic reaction to methenamine, formaldehyde, tartrazine or aspirin
- gout
- kidney disease
- liver disease.
Females of childbearing age: Tell your health care provider if you are pregnant or if you plan to become pregnant while taking this medicine. Do not breast-feed while taking this medicine without your health care provider's approval.
How do I use it?
This medicine comes in tablet and liquid (suspension) forms. If you
have the coated tablets, swallow them whole. Do not break, crush, or chew them. If you have the liquid form, shake the bottle well before using.
You may take this medicine with or without food. Taking it with meals may lessen the chance the drug will upset your stomach.
Take this medicine in evenly spaced doses for the length of time prescribed. Take each dose with a full glass of water. Do not miss doses. Drink water between doses.
If you miss a dose, take it as soon as you remember unless it is almost time for the next scheduled dose. In that case, skip the missed dose and take the next one as directed. Do not take double doses. If you are not sure of what to do if you miss a dose, or if you miss more than one dose, contact your health care provider.
What should I watch out for?
Your health care provider may check your
urine or ask you to do so to determine whether there is enough acid for the medicine to work. Avoid citrus fruits, fruit juices, milk, and dairy products, which decrease the amount of acid in the urine. Use antacids only if your health care provider approves.
Contact your health care provider if your condition does not improve in a few days or if it gets worse.
This medicine may change the color of your urine, sometimes making it a bright blue. This is not harmful.
Females of childbearing age: Tell your health care provider if you are pregnant or breast-feeding.
What are the possible side effects?
Along with its needed effects, your medicine may cause some unwanted side effects. Some side effects may be very serious. Some side effects may go away as your body adjusts to the medicine. Tell your health care provider if you
have any side effects that continue or get worse.
Serious (report these to your health care provider right away): Trouble breathing, skin rash, hives, painful urination, red or orange colored urine, mouth sores, severe stomach upset.
Other: Nausea, vomiting, headache, loss of appetite.
What products might interact with this medicine?
When you take this medicine with other medicines, it can change the way this or any of the other medicines work. Nonprescription medicines, vitamins, natural remedies, and certain foods may also interact. Using these products together might cause harmful side effects. Talk to your health care provider if you are taking:
- acetazolamide (Diamox)
- antacids such as sodium bicarbonate, Maalox, or Mylanta
- citrus fruits, fruit juices, milk, and dairy products
- sulfonamide antibiotics such as sulfamethoxazole (Gantanol), sulfamethizole (Thiosulfil), and sulfamethoxazole and trimethoprim (Septra, Bactrim).
Keep a list of all your medicines (prescription, nonprescription, supplements, natural remedies, and vitamins) with you. Be sure that you tell all health care providers who treat you about all the products you are taking.
