Generic Name: tinidazole (tie-NIH-dah-zole)
Brand Name: Tindamax
Similar medicines have caused cancer in lab animals. Although there have been no reports of cancer with tinidazole, unnecessary use should be avoided.
Tinidazole is used for:
Treating certain parasitic and bacterial infections.
Tinidazole is an antiprotozoal and antibiotic. It works by killing sensitive parasites and bacteria.
Do NOT use tinidazole if:
- you are allergic to any ingredient in tinidazole or to other nitroimidazole medicines (metronidazole)
- you have the blood disease porphyria
- you are in your first 3 months of pregnancy
- you are taking astemizole, busulfan, cisapride, or terfenadine
- you have taken disulfiram within the past 2 weeks
Contact your doctor or health care provider right away if any of these apply to you.
Before using tinidazole:
Some medical conditions may interact with tinidazole. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have nerve, brain, or blood problems; a yeast infection; or a history of seizures or liver problems
- if you are undergoing dialysis
Some MEDICINES MAY INTERACT with tinidazole. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Azole antifungals (eg, ketoconazole) or cimetidine because they may increase the risk of tinidazole's side effects
- Barbiturates (eg, phenobarbital), phenytoin, or rifampin because they may decrease tinidazole's effectiveness
- Anticoagulants (eg, warfarin), astemizole, busulfan, cisapride, cyclosporine, fluorouracil, lithium, macrolide immunosuppressants (eg, tacrolimus), sulfonylureas (eg, glipizide), or terfenadine because their actions and the risk of their side effects may be increased
- Disulfiram because side effects, such as mental or mood changes, may occur
- Oral contraceptives (birth control pills) because their effectiveness may be decreased by tinidazole
This may not be a complete list of all interactions that may occur. Ask your health care provider if tinidazole may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use tinidazole:
Use tinidazole as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Take tinidazole by mouth with food.
- If you have trouble swallowing the tablets, check with your doctor or pharmacist.
- If you take cholestyramine, do not take it at the same time you take tinidazole. Talk with your doctor about how you should take cholestyramine with tinidazole.
- If more than one dose of tinidazole is required, continue using tinidazole for the full course of treatment in order to clear up your infection completely, even if you feel better in a few days. Do not miss any doses.
- If you miss a dose of tinidazole, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use tinidazole.
Important safety information:
- Tinidazole may cause drowsiness or dizziness. These effects may be worse if you take it with alcohol or certain medicines. Use tinidazole with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Avoid drinking alcohol or taking products that contain alcohol while taking tinidazole and for 3 days after the last dose.
- Tinidazole only works against bacteria and parasites; it does not treat viral infections (eg, the common cold).
- Be sure to use tinidazole for the full course of treatment. If you do not, the medicine may not clear up your infection completely. The bacteria or parasites could also become less sensitive to this or other medicines. This could make the infection harder to treat in the future.
- Tinidazole may discolor or darken the urine. This is normal and not a cause for concern.
- Hormonal birth control (eg, birth control pills) may not work as well while you are using tinidazole. To prevent pregnancy, use an extra form of birth control (eg, condoms).
- Tell your doctor or dentist that you take tinidazole before you receive any medical or dental care, emergency care, or surgery.
- Tinidazole may interfere with certain lab tests. Be sure your doctor and lab personnel know you are taking tinidazole.
- Lab tests, including blood cell counts, may be performed while you use tinidazole. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
- Use tinidazole with extreme caution in CHILDREN younger than 3 years of age; safety and effectiveness in these children have not been confirmed.
- PREGNANCY and BREAST-FEEDING: Tinidazole may cause harm to the fetus. Tinidazole should not be used during the first trimester of pregnancy. If you think you may be pregnant, contact your doctor. You will need to discuss the benefits and risks of using tinidazole while you are pregnant. Tinidazole is found in breast milk. Do not breast-feed while taking tinidazole and for 3 days after you have taken the last dose.
Possible side effects of tinidazole:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur:
Constipation; diarrhea; dizziness; general body discomfort; headache; loss of appetite; metallic/bitter taste in mouth; nausea; stomach pain; tiredness; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); abnormal skin sensations (prickling, tingling); depression; fever, chills, or persistent sore throat; hoarseness; irregular heartbeat; numbness or loss of feeling in the hands or feet; pounding in the chest; red, swollen, blistered, or peeling skin; seizures; shortness of breath; unusual bruising or bleeding; vaginal irritation or discharge.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.Proper storage of tinidazole:
Store tinidazole at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep tinidazole out of the reach of children and away from pets.
- If you have any questions about tinidazole, please talk with your doctor, pharmacist, or other health care provider.
- Tinidazole is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information should not be used to decide whether or not to take tinidazole or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about tinidazole. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to tinidazole. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using tinidazole.
Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.