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Doctor insights on: Amoxicillin 875 Mg Sinus Infection

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Taking amoxicillin for a sinus infection & a couple days after I noticed swelling, itching, & discharge in my vagina. Now my symptoms seem milder. ?

Taking amoxicillin for a sinus infection  & a couple days after I noticed swelling, itching, & discharge in my vagina. Now my symptoms seem milder. ?

Yeast infection: Unfortunately, antibiotics like amoxicillin not only kill the bacteria that in your case caused the sinus infection, but also the lactobacillae present in the vagina. That in turn promoted the growth of candida, I suspect, and you ended up with a yeast infection. If your vaginal symptoms are ceasing, your lactobacilli may be recovering. ...Read more

Dr. James Dukelow
3 doctors shared insights

Sinus (Definition)

In anatomy, a sinus is a cavity within a bone or other tissue. Most commonly found in the bones of the face and connecting with the nasal cavities. Sinus (anatomy), description of the general term paranasal sinuses, air cavities in the cranial bones, especially those near the nose, including: the maxillary sinuses, also called the maxillary antra and the largest of the ...Read more


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I am on amoxicillin (875 mgs) for a sinus infection and after taking it, I can't help but feel really tired. Can the medication cause this?

I am on amoxicillin (875 mgs) for a sinus infection and after taking it, I can't help but feel really tired. Can the medication cause this?

Fatigue : Any medications may have very mild or significant side effects. Serious side effects such as anemia, liver or kidney toxicity may in turn cause significant fatigue. Infection by itself can make you feel tired also. See your doctor for screening blood work if your fatigue symptoms persist or worsen dramatically ...Read more

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How does amoxicillin work for someone with a sinus infection?

How does amoxicillin work for someone with a sinus infection?

Very good: A bacterial sinus infection is treated primarily with antibiotics to ward off any infection. Due to the severity and longevity of the sinus infection, an individual may have to take larger doses of amoxicillin. The typical sinus infection requires around 1, 500 mg daily of amoxicillin, but in more severe instances a person may need to take 2, 000 mg to 2, 500 mg daily to ward off the infection. ...Read more

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How long does it take a sinus infection to clear up? I am taking amoxicillin 500 mg for it.

How long does it take a sinus infection to clear up? I am taking amoxicillin 500 mg for it.

Sinus infection: Simple cases could clear in a week but bad cases can take two months of antibiotics to clear. If not better in a week or so a CT of the sinuses can be helpful both to confirm the diagnosis and to help determine the severity and potential need for surgical intervention. ...Read more

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Why does amoxicillin after 5 days still not seem to be working for my child's sinus infection?

Why does amoxicillin after 5 days still not seem to be working for my child's sinus infection?

Is it sinusitis?: Sinusitis is diagnosed in kids with cough & nasal discharge for >10 days OR fever (> 102.2) & thick nasal discharge > 3 days; Most get better within a week w/o treatment. Sinuses don't have a good blood supply so it can be difficult to treat, which is why antibiotics should be for 10-21 days. If this is a viral illness, antibiotics won't help. See your Dr. if not better in 2 days, sooner if worse ...Read more

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How many teaspoons of amoxicillin should I give my 28 lb son? It's a 400mg/5ml bottle and he has a sinus infection.

What the doc said: Antibiotics are a prescription medication, prescribed at a dose based on problem and the weight of the kid. The instructions would be on the label and the amount dependent on the concentration of the drug. Treatment without verification or using old medication is unlikely to benefit anyone. ...Read more

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I have got a sinus infection for over a month. I've taken1000 mg of amoxicillin for 28 days and it has still not gone. What should I do?

Amox not great: Amoxicillin is not a great drug for sinusitis. Amoxicillin + clavulante (augmentin) is preferred. A short course of steroids (prednisone) may be helpful as well. But if you have had symptoms this long, i would see your local ent. There are some newer technologies to open your sinuses up in the clinic... Using balloon technology like angioplasty: acclarent.Com. ...Read more

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How long until amoxicillin works? sinus infection, been on meds for 7 days out of a 10 day dose and feel the same If not worse. What should I do?

How long until amoxicillin works? sinus infection, been on meds for 7 days out of a 10 day dose and feel the same If not worse. What should I do?

Sinusitis: You have either been misdiagnosed or inadequately treated. Under medication, you only report Ibuprofen and don't even list amoxicillin. Are you on any meds for allergies? are you congested? do you have facial pressure? any nasal or post-nasal discharge? you have not provided enough information for a meaningful response. If your sx are worsening on amoxicillin, return to your doctor ASAP. ...Read more

Dr. John Landi
9 doctors shared insights

Infection (Definition)

Infections are invasions of some other organism (fungus, bacteria, parasite) or viruses into places where they do not belong. For instance, we have normal gut bacteria that live within us without causing problems; however, when those penetrate the bowel wall and enter the bloodstream, ...Read more


Amoxicillin (Definition)

Amoxicillin is in the penicillin class of antibiotics. All penicillins are distinguished by the presence of a beta-lactam ring, and are known to kill bacteria by inhibiting synthesis (production) ...Read more