Always speak with your healthcare professional about possible interactions with all prescription drugs, vitamins, herbs and supplements, and over-the-counter drugs that you are taking. If you have an allergic reaction, call your doctor or local poison control center right away. If your symptoms are severe, call or go to the nearest emergency room. Taking it again could be fatal cause death.
For people with kidney problems: If you have kidney problems or a history of kidney disease, you may not be able to clear this drug from your body. This may increase the levels of this drug in your body and cause more side effects. Your doctor may adjust your dose if you have kidney disease. Talk with your doctor about whether this drug is safe for you. For pregnant women: Cephalexin is a pregnancy category B drug.
That means two things:. Cephalexin should be given to a pregnant woman only if clearly needed. For women who are breastfeeding: Cephalexin passes into breast milk and may cause side effects in a child who is breastfed. Talk with your doctor if you breastfeed your child. You may need to decide whether to stop breastfeeding or stop taking this medication.
For seniors: The kidneys of older adults may not work as well as they used to. This can cause your body to process drugs more slowly. As a result, more of the drug stays in your body for a longer time. This raises your risk of side effects. This dosage information is for cephalexin oral capsule. All possible dosages and drug forms may not be included here. Your dosage, drug form, and how often you take the drug will depend on:.
The usual dose is mg taken every 6 hours, or a dose of mg every 12 hours may be given. If you have a severe infection, your doctor may give you a larger dose. Your doctor may double your dose for severe infections. The kidneys of older adults may not work as well as they used to. As a result, more of a drug stays in your body for a longer time. Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.
Measure liquid medicine carefully. Use the dosing syringe provided, or use a medicine dose-measuring device not a kitchen spoon.
Use this medicine for the full prescribed length of time, even if your symptoms quickly improve. Skipping doses can increase your risk of infection that is resistant to medication. Cephalexin will not treat a viral infection such as the flu or a common cold.
Do not share cephalexin with another person , even if they have the same symptoms you have. This medicine can affect the results of certain medical tests.
Tell any doctor who treats you that you are using cephalexin. Store the tablets and capsules at room temperature away from moisture, heat, and light. Store the liquid medicine in the refrigerator. Throw away any unused liquid after 14 days. If you are diabetic and test your urine for sugar, use Clinistix or TesTape not Clinitest to test your urine while taking this medication. It is important for you to keep a written list of all of the prescription and nonprescription over-the-counter medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements.
You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies. Generic alternatives may be available. Cephalexin pronounced as sef a lex' in.
Why is this medication prescribed? How should this medicine be used? Other uses for this medicine What special precautions should I follow? What special dietary instructions should I follow? What should I do if I forget a dose? What side effects can this medication cause? What should I know about storage and disposal of this medication? Brand names. Shake the liquid well before each use to mix the medication evenly. Other uses for this medicine. Cephalexin is not a controlled substance.
It is not habit-forming. When the course of treatment is complete, you can stop taking cephalexin. There is no need to taper off the medication. The maximum total daily dose of cephalexin is mg per 24 hours, divided every six hours or every 12 hours. A standard dose of cephalexin is mg every six hours for a total daily dose of mg. Older adults and people with impaired kidney function generally take a lower dose of cephalexin.
Overdose symptoms may include nausea, vomiting, stomach pain or rib pain, diarrhea, and blood in the urine. Contact your doctor or the poison control center for information on cephalexin overdose. People who are hypersensitive to cephalexin or cephalosporins should not take cephalexin. People who are allergic to penicillin may be allergic to cephalexin, too, and should consult a healthcare provider before using cephalexin.
Cephalexin should be used with caution in people who have:. Cephalexin is classified as a pregnancy category B drug. Because there is not enough data in pregnant women, cephalexin should only be used during pregnancy if clearly needed and under close supervision of the healthcare professional.
Cephalexin is excreted in breast milk.
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