"Antibiotics do not fight infections caused by viruses like colds, flu, most sore throats, bronchitis, and many sinus and ear infections. Instead, symptom relief might be the best treatment option for viral infections.
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(Rifabutin) Capsules, USP
MYCOBUTIN Capsules for oral administration contain 150 mg of the rifamycin antimycobacterial agent rifabutin, USP, per capsule, along with the inactive ingredients microcrystalline cellulose, magnesium stearate, red iron oxide, silica gel, sodium lauryl sulfate, titanium dioxide, and edible white ink.
The chemical name for rifabutin is 1',4-didehydro-1-deoxy-1,4-dihydro-5'-(2-methylpropyl)-1oxorifamycin XIV (Chemical Abstracts Service, 9th Collective Index) or (9S,12E,14S,15R, 16S,17R,18R,19R,20S,21S,22E, 24Z)-6,16,18,20-tetrahydroxy-1'-isobutyl-14-methoxy7,9,15,17,19,21,25-heptamethyl-spiro [9,4-(epoxypentadeca[1,11,13]trienimino)-2Hfuro[2',3':7,8]naphth[1,2-d] imidazole-2,4'-piperidine]-5,10,26-(3H,9H)-trione-16-acetate. Rifabutin has a molecular formula of C46H62N4O11, a molecular weight of 847.02 and the following structure:
Rifabutin is a red-violet powder soluble in chloroform and methanol, sparingly soluble in ethanol, and very slightly soluble in water (0.19 mg/mL). Its log P value (the base 10 logarithm of the partition coefficient between n-octanol and water) is 3.2 (n-octanol/water).
What are the possible side effects of rifabutin (Mycobutin)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have any of these serious side effects:
- severe skin rash or itching;
- pale skin, weakness, easy bruising or bleeding;
- fever, chills, body aches, flu symptoms; or
- eye pain or redness, vision loss.
Less serious side effects may include:
- red, orange, or brown discoloration of your skin, tears, sweat, saliva, urine, or...
What are the precautions when taking rifabutin (Mycobutin)?
Before taking rifabutin, tell your doctor or pharmacist if you are allergic to it; or to other rifamycins (such as rifampin); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, liver disease, a certain blood disorder (porphyria).
Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
Rifabutin may cause live bacterial vaccines (such as typhoid vaccine) not to work as well. Therefore, do not have any immunizations/vaccinations...
Last reviewed on RxList: 7/20/2015
This monograph has been modified to include the generic and brand name in many instances.
Additional Mycobutin Information
Mycobutin - User Reviews
Mycobutin User Reviews
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