Rifadin Coupon - Rifadin 150mg capsule


RIFAMPIN is an antibiotic. It is used to treat or prevent certain kinds of bacterial infections. It is used to treat or prevent tuberculosis (TB). It will not work for colds, flu, or other viral infections. Compare rifamycins.
Rifadin Coupon - Rifadin 150mg capsule

Rifadin Side Effects

What should I watch for?

Visit your doctor or health care professional for regular checks on your progress. This medicine can cause serious liver problems. Make sure you understand the risks for liver problems and how to identify the symptoms. If you have any questions, talk with your doctor or other health care provider.

Avoid alcoholic drinks while you are taking this medicine. Drinking alcohol during treatment with this medicine increases the risk of serious liver problems.

Birth control pills may not work properly while you are taking this medicine. Talk to your doctor about using an extra method of birth control.

Antacids may reduce the absorption of this medicine. Doses of this medicine should be given at least 1 hour before taking antacids.

This medicine can color your urine, feces (stool), perspiration (sweat), tears, sputum, skin or saliva reddish-orange to reddish-brown. This color can last for as long as you take this medicine and is not a cause for alarm. This color in tears may permanently stain soft contact lenses. It is better not to wear soft contact lenses while you are taking this medicine.


Interactions with Medications

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:


Abdominal or stomach pain


back pain

bleeding gums

blood in the urine or stools



cough or hoarseness

coughing or vomiting blood

dark urine

darkening of the skin

decreased frequency or amount of urine

difficulty with swallowing



fast heartbeat

fever with or without chills

general feeling of tiredness or weakness




increased blood pressure

increased thirst



light-colored stools

loss of appetite

lower back or side pain

mental depression

nausea and vomiting

painful or difficult urination

persistent bleeding or oozing from puncture sites, mouth, or nose

puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue

shortness of breath

skin itching, rash, or redness

sores, ulcers, or white spots on the lips or in the mouth

swelling of the face, ankles, fingers, hands, or lower legs

tightness in the chest


troubled breathing

unusual bleeding or bruising

unusual tiredness or weakness

weight gain


yellow eyes or skin

Incidence not known

Blistering, peeling, or loosening of the skin


bone pain

chest pain


cold, clammy skin

diarrhea, watery and severe, which may also be bloody

difficulty with speaking

double vision

fast heartbeat

fast, weak pulse

inability to move the arms, legs, or facial muscles

inability to speak

joint or muscle pain


pale skin

pinpoint red spots on the skin

red skin lesions, often with a purple center

red, irritated eyes

redness, soreness, or itching skin

slow speech

sores, welting, or blisters


swollen glands

unpleasant breath odor

unusual weight loss

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

Blurred vision

convulsions (seizures)

dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position

fast, pounding, or irregular heartbeat or pulse

full feeling in the upper abdomen or stomach


low blood pressure or slow pulse

nausea or vomiting

pain in the upper abdomen or stomach

reddish-orange to reddish-brown color of the urine, stool, saliva, sputum, sweat, and tears

swelling around the eyes or face


unusual tiredness or weakness

yellow eyes or skin

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:


Feeling that others are watching you or controlling your behavior

feeling that others can hear your thoughts

feeling, seeing, or hearing things that are not there

muscular pain, tenderness, wasting, or weakness

severe mood or mental changes

unusual behavior

Incidence not known


bloated or full feeling


excess air or gas in the stomach or intestines


not able to concentrate

pain or discomfort in the chest, upper stomach, or throat

weight loss

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

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