Prescription onlyLower-cost generic availableClass: Infection

Penicillin Vk Alternatives

(penicillin)

Prescription onlyLower-cost generic availableClass: Infection
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Compare Penicillin Vk (penicillin) to alternatives

These medications are comparable to Penicillin Vk (penicillin) or used for similar purposes.

Penicillin Vk
(penicillin)

Bactrim
(sulfamethoxazole / trimethoprim)

Cipro
(ciprofloxacin)

Levaquin
(levofloxacin)

Keflex
(cephalexin)

Cleocin T
(clindamycin phosphate)

Vibramycin
(doxycycline)

Augmentin
(amoxicillin / clavulanate)

Zithromax
(azithromycin)

Amoxil
(amoxicillin)

Kills bacteria. Penicillin Vk (Penicillin) is good for treating many bacterial infections and is available as a generic. You may need to use another form of birth control along with your birth control pills. It's also best taken on an empty stomach but it can cause an upset stomach.Kills bacteria. Bactrim (sulfamethoxazole / trimethoprim) is good for treating many bacterial infections and is available as a generic. However, you can be more likely to sunburn.Kills bacteria. Cipro (Ciprofloxacin) is a good and cheap antibiotic to treat many types of bacterial infections. However, you have to reduce your caffeine intake, and have to protect yourself from the sun.Kills bacteria. Levaquin (Levofloxacin) is good for treating many bacterial infections and is available as generic. However, it can cause damage to your tendons, and make your skin more sensitive to the sun.Treats bacterial infections. Keflex (cephalexin) is good for treating many bacterial infections, and is available as a generic.Topical treatment for acne. Cleocin T (Clindamycin Phosphate) is good for treating many bacterial infections and is available as a generic. If you're taking the vaginal form, you have to avoid sex and tampons for the period your doctor tells you to. The topical form can cause skin sensitivity and irritation.Treats bacterial infections. Vibramycin (Doxycycline) is good for treating many bacterial infections. It is also available as generic. However, it can make birth control pills less effective. You also have to protect yourself against sunburn.Treats bacterial infections. Augmentin (amoxicillin / clavulanate) is first-choice antibiotic for most common types of infections. However, it may not work against more serious or uncommon types of infections.Kills bacteria. Zithromax (Azithromycin) is good for treating many bacterial infections. It is also available as generic. Talk to your doctor if you've ever had liver disease, myasthenia gravis, or on medications to thin the blood, as the doctor may write an alternative.Treats bacterial infections. Amoxil (amoxicillin) is a good and cheap antibiotic that comes in different forms to treat many types of bacterial infections.
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Reviews & ratings
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5.28Penicillin
Reviews for Penicillin Vk (penicillin)
71%
of people (All ages) say Penicillin Vk (penicillin) is worth it
52%
say it works well
12%
say it's a big hassle
1297 reviews
Have you used Penicillin Vk (penicillin)?
Worth itNot sureNot worth it
Reviews for Bactrim (sulfamethoxazole / trimethoprim)
59%
-12% worse vs. Penicillin Vk (penicillin)
49%
-3% worse vs. Penicillin Vk (penicillin)
22%
-10% worse vs. Penicillin Vk (penicillin)
473 reviews
Have you used Bactrim (sulfamethoxazole / trimethoprim)?
Worth itNot sureNot worth it
Reviews for Cipro (ciprofloxacin)
63%
-8% worse vs. Penicillin Vk (penicillin)
53%
+1% better vs. Penicillin Vk (penicillin)
17%
-5% worse vs. Penicillin Vk (penicillin)
755 reviews
Have you used Cipro (ciprofloxacin)?
Worth itNot sureNot worth it
Reviews for Levaquin (levofloxacin)
53%
-18% worse vs. Penicillin Vk (penicillin)
40%
-12% worse vs. Penicillin Vk (penicillin)
31%
-19% worse vs. Penicillin Vk (penicillin)
Have you used Levaquin (levofloxacin)?
Worth itNot sureNot worth it
Reviews for Keflex (cephalexin)
64%
-7% worse vs. Penicillin Vk (penicillin)
48%
-4% worse vs. Penicillin Vk (penicillin)
14%
-2% worse vs. Penicillin Vk (penicillin)
686 reviews
Have you used Keflex (cephalexin)?
Worth itNot sureNot worth it
Reviews for Cleocin T (clindamycin phosphate)
57%
-14% worse vs. Penicillin Vk (penicillin)
43%
-9% worse vs. Penicillin Vk (penicillin)
19%
-7% worse vs. Penicillin Vk (penicillin)
115 reviews
Have you used Cleocin T (clindamycin phosphate)?
Worth itNot sureNot worth it
Reviews for Vibramycin (doxycycline)
49%
-22% worse vs. Penicillin Vk (penicillin)
36%
-16% worse vs. Penicillin Vk (penicillin)
24%
-12% worse vs. Penicillin Vk (penicillin)
112 reviews
Have you used Vibramycin (doxycycline)?
Worth itNot sureNot worth it
Reviews for Augmentin (amoxicillin / clavulanate)
68%
-3% worse vs. Penicillin Vk (penicillin)
52%
Same vs. Penicillin Vk (penicillin)
13%
-1% worse vs. Penicillin Vk (penicillin)
1034 reviews
Have you used Augmentin (amoxicillin / clavulanate)?
Worth itNot sureNot worth it
Reviews for Zithromax (azithromycin)
74%
+3% better vs. Penicillin Vk (penicillin)
59%
+7% better vs. Penicillin Vk (penicillin)
11%
+1% better vs. Penicillin Vk (penicillin)
909 reviews
Have you used Zithromax (azithromycin)?
Worth itNot sureNot worth it
Reviews for Amoxil (amoxicillin)
62%
-9% worse vs. Penicillin Vk (penicillin)
45%
-7% worse vs. Penicillin Vk (penicillin)
14%
-2% worse vs. Penicillin Vk (penicillin)
786 reviews
Have you used Amoxil (amoxicillin)?
Worth itNot sureNot worth it
Side effects
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin

The Penicillin FDA package insert doesn’t have numbers about how common side effects are.

More about Penicillin side effects »

The Bactrim FDA package insert doesn’t have numbers about how common side effects are.

More about Bactrim side effects »
  • Any musculosketal side effect 14%
  • Any side effect 41%
  • Any musculoskeletal side effect 9%
  • Any neurological side effect 3%
  • Nausea 3%
  • Diarrhea 2%
  • Any gastrointestinal side effect 15%
  • Any serious side effect 8%
  • Vomiting 5%
  • Abdominal pain 3%
More Cipro side effects »
  • Nausea 7%
  • Headache 6%
  • Diarrhea 5%
  • Sleep difficulty 4%
  • Dizziness 3%
  • Consitpation 3%
  • Abdominal pain 2%
  • Vomiting 2%
  • Indigestion 2%
  • Rash 2%
More Levaquin side effects »

The Keflex FDA package insert doesn’t have numbers about how common side effects are.

More about Keflex side effects »
  • Any side effect 21%
  • Vaginal moniliasis 8%
  • Vulvovaginitis 6%
  • Vulvovaginal disorder 3%
  • Moniliasis (body) 2%
  • Fungal infection 2%
More Cleocin side effects »
  • Any adverse event 40%
  • Nausea 13%
  • Vomiting 8%
  • Diarrhea 3%
  • Bacterial vaginitis 3%
  • Headache 2%
  • Upper abdominal pain 2%
  • Vaginal yeast infection 2%
More Doxycycline side effects »
  • Diarrhea 9%
  • Nausea 3%
  • Skin rash and hives 3%
More Augmentin side effects »
  • Diarrhea 5%
  • Nausea 3%
  • Abdominal pain 3%
  • Vomiting 6%
  • Rash 2%
  • Vaginitis 2%
More Azithromycin side effects »

The amoxicillin FDA package insert doesn’t have numbers about how common side effects are.

More about amoxicillin side effects »
How it works
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
Penicillin Vk (Penicillin) is an antibiotic. It kills bacteria by preventing them from making their own protective covering.Bactrim (sulfamethoxazole / trimethoprim) is a combination antibiotic that contains sulfamethoxazole and trimethoprim. It kills bacteria.Cipro (Ciprofloxacin) is an antibiotic. It kills bacteria by preventing them from reproducing and repairing themselves.Levaquin (Levofloxacin) is an antibiotic. It kills bacteria by preventing them from reproducing and repairing themselves.Keflex (cephalexin) is an antibiotic. It kills bacteria by preventing them from making their own protective covering.Cleocin T (Clindamycin Phosphate) is an antibiotic and acne medicine. It kills bacteria by preventing them from reproducing and repairing themselves.Vibramycin (Doxycycline) is a tetracycline antibiotic. It stops bacteria by preventing them from reproducing and repairing themselves.Augmentin (amoxicillin / clavulanate) contains two antibiotic medicines, which kill bacteria.Zithromax (Azithromycin) is an antibiotic. It kills bacteria by preventing them from reproducing and repairing themselves.Amoxil (amoxicillin) is an antibiotic. It kills bacteria, and prevents them from reproducing and making their own protective covering.
Type of medication
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
Prescription only
Prescription only
Prescription only
Prescription only
Prescription only
Prescription only
Prescription only
Prescription only
Prescription only
Prescription only
Available as
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
  • Pill
  • Pill
  • Liquid
  • Pill
  • Extended release
  • Infusion (iv)
  • Pill
  • Liquid
  • Pill
  • Liquid
  • Topical
  • Cream, gel, or ointment
  • Foam
  • Vaginal cream
  • Vaginal suppository
  • Injection
  • Pill
  • Delayed release capsule
  • Liquid
  • Pill
  • Chewable tablet
  • Extended release
  • Liquid
  • Pill
  • Liquid
  • Eye drops
  • Pill
  • Chewable tablet
  • Extended-release tablet
  • Liquid
Used for
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
Risk factors for serious side effects
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
  • Prior severe allergic reaction to Penicillin Vk (Penicillin)
Detailed Penicillin Vk (penicillin) risks & warnings »
  • Elderly
  • Taking other medicines that lower kidney function
Detailed Bactrim (sulfamethoxazole / trimethoprim) risks & warnings »
  • Over 60 years of age
  • On long-term steroid use
  • Heart, kidney, or lung transplant
  • Myasthenia gravis
Detailed Cipro (ciprofloxacin) risks & warnings »
  • Over 60 years of age
  • On long-term steroid use
  • Heart, kidney, or lung transplant
  • History of liver disease
  • Seizures
Detailed Levaquin (levofloxacin) risks & warnings »
  • Weakened immune system
  • Not taking Keflex (cephalexin) correctly
  • History of penicillin or cephalosporin allergies
Detailed Keflex (cephalexin) risks & warnings »
  • History of liver disease
Detailed Cleocin T (clindamycin phosphate) risks & warnings »
  • Age 8 years or younger
  • Using oral birth control pills
  • Long antibiotic treatment period
  • Women of childbearing age
Detailed Vibramycin (doxycycline) risks & warnings »
  • History of penicillin allergies
  • Taking Augmentin (amoxicillin / clavulanate) for a long time
  • Mononucleosis
  • Using oral birth control pills
Detailed Augmentin (amoxicillin / clavulanate) risks & warnings »
  • History of liver disease
  • History of myasthenia gravis
Detailed Zithromax (azithromycin) risks & warnings »
  • Taking Amoxil (amoxicillin) for a long time
  • Weakened immune system
  • Not taking Amoxil (amoxicillin) correctly
  • History of penicillin allergies
  • Using oral birth control pills
Detailed Amoxil (amoxicillin) risks & warnings »
Pregnancy

The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.

Research studies with real people found harmful effects on unborn babies, but the benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.

Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.

Research studies with real people found harmful effects on unborn babies, but the benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.

Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.

Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.

Food
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
No food related info.No food related info.No food related info.No food related info.
  • Can be taken with or without food.
  • Can take with or without food.
  • Can be taken with or without food.
No food related info.
  • Take with food if you're having upset stomach.
  • Can be taken with or without food.
  • Can take with or without food.
  • Take with food to prevent upset stomach. If you're taking the extended-release version, take within 1 hour of finishing your meal.
Kidneys and liver
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
No kidneys and liver related info.
  • Bactrim (sulfamethoxazole / trimethoprim) can harm your kidneys, especially if you're taking anti-inflammatory pain relievers like Motrin or Advil or other medicines that also affect your kidneys. Make sure to drink plenty of water or fluids while you're taking Bactrim (sulfamethoxazole / trimethoprim).
No kidneys and liver related info.
  • There have been reports of liver damage that can require hospitalization or can cause death. These have been rare. Talk to your doctor if you notice pain in your abdomen, loss of appetite, yellowing of your skin or eyes, or dark colored urine.
No kidneys and liver related info.
  • There have been reports of liver damage that can require hospitalization or can cause death. These have been rare. Talk to your doctor if you notice pain in your abdomen, loss of appetite, yellowing of your skin or eyes, or dark colored urine.
No kidneys and liver related info.
  • Liver damage has been associated with patients taking Augmentin (amoxicillin / clavulanate). It's usually reversible, but deaths have been reported. Talk to your doctor if you notice pain in your abdomen, loss of appetite, yellowing of your skin or eyes, or dark colored urine.
  • There have been reports of liver damage that can require hospitalization or can cause death. These have been rare. Talk to your doctor if you notice pain in your abdomen, loss of appetite, yellowing of your skin or eyes, or dark colored urine.
No kidneys and liver related info.
Pain
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
No pain related info.No pain related info.
  • If you notice pain in your Achilles tendons, contact your doctor.
  • If you notice redness/inflammation, pain or swelling in your joints or muscles, especially in the Achilles tendon, contact your doctor immediately.
  • Talk to your doctor immediately if you start to feel burning, tingling, numbness, pain or you can't tolerate heat or cold. This could be a sign of nerve damage and it can happen as soon as you start taking the medication and may not go away if you stop it.
  • If you notice pain in your Achilles tendons, contact your doctor.
  • If you notice redness/inflammation, pain or swelling in your joints or muscles, especially in the Achilles tendon, contact your doctor immediately.
  • Talk to your doctor immediately if you start to feel burning, tingling, numbness, pain or you can't tolerate heat or cold. This could be a sign of nerve damage. It can happen as soon as you start taking the medication and may not go away if you stop it.
No pain related info.
  • The forms taken by mouth can cause diarrhea, vomiting, and abdominal pain.
No pain related info.No pain related info.
  • Can cause abdominal pain, diarrhea, vomiting, and nausea.
No pain related info.
Upsides and benefits
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
  • Available in generic.
  • Available in different forms: tablet, capsule and suspension.
  • Used to treat many types of bacterial infections.
  • Widely available as a generic product and in a variety of formulations (tablet, capsule, suspension).
  • Works well to treat many types of bacterial infections
  • Available in generic.
  • Available in different forms: tablet, capsule, and suspension.
  • Used to treat many types of bacterial infections.
  • Less resistance seen in bacteria to this antibiotic. Your doctor may run tests to see which antibiotics will kill the bacteria causing your infection.
  • Available in generic.
  • Available in different forms: tablet, capsule, and suspension.
  • Used to treat many types of bacterial infections.
  • Less resistance seen in bacteria to this antibiotic. Your doctor may run tests to see which antibiotics will kill the bacteria causing your infection.
  • Available in generic.
  • Available in different forms: tablet, capsule, and suspension.
  • Used to treat many types of bacterial infections.
  • Can be taken with or without food.
  • Generally few side effects compared with other antibiotics.
  • Available in generic.
  • Topical form treats acne.
  • Available in different oral forms: tablet, capsule, and suspension.
  • Available in forms to treat skin infections and vaginal infections.
  • Used to treat many types of bacterial infections.
  • Less resistance seen in bacteria to this antibiotic. Your doctor may run tests to see which antibiotics will kill the bacteria causing your infection.
  • Can be taken with or without food.
  • Available in generic.
  • Available in different forms: tablet, capsule, and suspension.
  • Used to treat many types of bacterial infections.
  • Less resistance seen in bacteria to this antibiotic. Your doctor may run tests to see which antibiotics will kill the bacteria causing your infection.
  • Available as generic product.
  • Available in tablet, capsule, and liquid forms.
  • Used to treat most common types of bacterial infections.
  • Side effects are generally not too bad compared to other antibiotics.
  • Available in generic.
  • Available in different forms: tablet, capsule, and suspension.
  • Used to treat many types of bacterial infections.
  • Less resistance seen in bacteria to this antibiotic. Your doctor may run tests to see which antibiotics will kill the bacteria causing your infection.
  • Can be taken with or without food.
  • First choice medicine to treat many bacterial infections.
  • Available in generic.
  • Available in different forms: tablet, capsule, and liquid. The liquid comes in many different flavors to make it taste better for people who don't like pills.
  • Side effects are generally not too bad compared to other antibiotics.
Downsides and risks
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
  • Many bacteria have developed resistance. Your doctor may run tests to see if Penicillin will work on your infection.
  • Can make birth control pills less effective.
  • Best taken on an empty stomach, but can cause stomach upset and diarrhea.
  • Makes you sensitive to the sun.
  • Can upset your stomach
  • Drink plenty of water or fluids to avoid harming your kidneys
  • May cause birth defects
  • Must be used with caution in people over 60 years of age, or who have had either an organ transplant or on long-term steroid use due to possible tendon rupture.
  • If you have caffeine while on Ciprofloxacin, you may noticed increased effects of the caffeine.
  • Ciprofloxacin can make your skin more sensitive to the sun.
  • Can't be used if you've ever had myasthenia gravis.
  • Can cause diarrhea.
  • Must be used with caution in people over 60 years of age, or who have had either an organ transplant or on long-term steroid use due to possible tendon rupture.
  • Levofloxacin can make your skin more sensitive to the sun.
  • Can't be used if you've ever had myasthenia gravis.
  • You have to space out any medications with aluminum, magnesium or zinc by at least 2 hours.
  • Can cause changes in taste, headaches, and insomnia.
  • Can cause diarrhea.
  • You may need to take Keflex (cephalexin) 2 to 4 times a day, which can be hard to remember.
  • If you're allergic to penicillins or other antibiotics, you might not be able to take this medicine.
  • Have to take the oral forms with a full glass of liquid or with food since it can cause irritation in your stomach and esophagus.
  • If you're taking the vaginal form, you have to avoid sex and not use tampons for the period your doctor tells you to.
  • If you're allergic to aspirin, your doctor may have to prescribe an alternate.
  • If you have to take live vaccines, talk to your doctor when to take them since Clindamycin can make it less effective.
  • If you're taking the topical form, it can cause sensitivity and irritation.
  • Can't be used in pregnant women and children under 8 years old.
  • Makes your skin more sensitive to the sun.
  • Has to be taken with plenty of water and food and you have to stay upright for 30 minutes afterwards to avoid stomach irritation.
  • Can make birth control less effective.
  • Can cause diarrhea.
  • Many bacteria have developed resistance to this antibiotic.
  • Can cause diarrhea, nausea, and vomiting.
  • Birth control pills may not work as well to prevent pregnancy when taking this medication.
  • Must space out antacids by at least 2 hours.
  • Has to be used with caution in people who've had liver disease.
  • Can't be used in people who've had myasthenia gravis.
  • Must be used with caution in people who are on medications to thin the blood (anticoagulants) because of increased risk of bleeding.
  • Can cause abdominal pain, diarrhea, vomiting, and nausea.
  • While Amoxil (amoxicillin) can be used to treat different bacterial infections, many don't respond to it.
  • Can cause diarrhea, nausea, and vomiting.
  • Except for the extended-release form, you have to take Amoxil (amoxicillin) 2 to 3 times a day, which can be hard to remember.
  • The extended-release form can be more expensive because it's a brand name.
Tips from our pharmacists for people taking the medication
PenicillinBactrimCiproLevaquinKeflexCleocinDoxycyclineAugmentinAzithromycinamoxicillin
  • Take this medication exactly how your doctor tells you to.
  • If you're taking birth control pills, this medication can make them less effective.
  • Try to take it on an empty stomach. If this gives you an upset stomach, take it with food.
  • Can cause diarrhea, nausea or vomiting.
  • Take Bactrim (sulfamethoxazole / trimethoprim) exactly the way your doctor tells you.
  • Can make you more sensitive to the sun. Keep out of the sun or wear protection while under the sun.
  • Drink plenty of water or liquids while on Bactrim (sulfamethoxazole / trimethoprim) to avoid harming your kidneys.
  • Can cause upset stomach.
  • Can cause an allergic reaction. Talk to your doctor if you notice skin rash or swelling of your face.
  • If you notice pain in your Achilles tendons, contact your doctor.
  • Wear sunscreen if you're going to be out in the sun.
  • Take the medication exactly how the doctor tells you to.
  • Avoid taking this by itself with dairy products (milk, cheese, yogurt) or with juice with calcium.
  • Take this medication at least 2 hours before or 6 hours after any antacids with magnesium or aluminum or with any vitamins with calcium, iron or zinc.
  • Can cause diarrhea, nausea or vomiting.
  • Limit your caffeine intake while taking this medication.
  • If you notice pain in your Achilles tendons, contact your doctor.
  • Wear sunscreen if you're going to be out in the sun.
  • Take the medication exactly how the doctor tells you to.
  • Take this medication with plenty of fluids.
  • Space out any medications containing aluminum, magnesium or zinc by at least 2 hours.
  • Can cause diarrhea, nausea or vomiting.
  • Can cause changes in taste, headaches and insomnia.
  • Finish all of the medicine your doctor gives you, even if you start to feel better. Stopping it early can cause the bacteria to develop resistance.
  • Store the suspension in the refrigerator. Shake well before using, and discard the bottle after 14 days.
  • Can take with or without food.
  • The forms taken by mouth can cause diarrhea, vomiting, and abdominal pain.
  • Take this medication exactly how your doctor tells you to.
  • Store the suspension at room temperature.
  • If you're using the topical form, it can take a few weeks to see the full effect.
  • Keep the topical form out of your eyes, nose and mouth.
  • If you're using the topical form, Don't put makeup or bandages over it.
  • If you're using the vaginal form, don't have sex before the doctor tells you it's ok.
  • Take the medication exactly how your doctor tells you to.
  • If you're using birth control pills, this medication can make them less effective.
  • Wear sunblock if you have to go out into the sun since your skin can become more sensitive to sunburn.
  • Can cause diarrhea, nausea or vomiting.
  • Space out any vitamins by at least two hours.
  • Take with plenty of food and liquids.
  • Don't take any medications with bismuth (Pepto-Bismol, Kaopectate) while taking this medication.
  • Don't lie down for at least 30 minutes after taking this medication.
  • Finish all of your medicine even if you start to feel better. Stopping it early can cause the infection to come back stronger than before.
  • Can make your oral birth control less effective. Consult your doctor or pharmacist if you need to use backup.
  • Take with food if you're having upset stomach.
  • Store the liquid in the fridge and throw away after 10 days.
  • Shake the suspension thoroughly before using each dose.
  • Take the medication exactly how your doctor tells you to.
  • Can cause diarrhea, nausea or vomiting.
  • Space out any antacids with magnesium or aluminum by at least 2 hours.
  • Can take with or without food.
  • Finish all of the medicine, even if you start to feel better. Stopping Amoxil (amoxicillin) early can make the infection come back and harder to treat.
  • If you're on birth control, Amoxil (amoxicillin) might make it less effective. Talk to your doctor to see if you need to use backup.
  • Take with food to prevent upset stomach. If you're taking the extended-release version, take within 1 hour of finishing your meal.
  • If you have the liquid, keep the bottle in the fridge. The bottle is only good for 14 days after you pick it up. Shake the bottle well before using each dose.
  • You may have diarrhea or stomach upset when taking Amoxil (amoxicillin), but it should get better soon after you've finished. If the diarrhea gets worse, tell your doctor
Learn more
More about PenicillinSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Penicillin Vk (penicillin)?
Worth itNot sureNot worth it
More about BactrimSide effectsReviews & ratingsFDA package insert
Have you used Bactrim (sulfamethoxazole / trimethoprim)?
Worth itNot sureNot worth it
More about CiproSide effectsReviews & ratingsFDA package insert
Have you used Cipro (ciprofloxacin)?
Worth itNot sureNot worth it
More about LevaquinSide effectsReviews & ratingsFDA package insert
Have you used Levaquin (levofloxacin)?
Worth itNot sureNot worth it
More about KeflexSide effectsReviews & ratingsFDA package insert
Have you used Keflex (cephalexin)?
Worth itNot sureNot worth it
More about CleocinSide effectsReviews & ratingsFDA package insert
Have you used Cleocin T (clindamycin phosphate)?
Worth itNot sureNot worth it
More about DoxycyclineSide effectsReviews & ratingsFDA package insert
Have you used Vibramycin (doxycycline)?
Worth itNot sureNot worth it
More about AugmentinSide effectsReviews & ratingsFDA package insert
Have you used Augmentin (amoxicillin / clavulanate)?
Worth itNot sureNot worth it
More about AzithromycinSide effectsReviews & ratingsFDA package insert
Have you used Zithromax (azithromycin)?
Worth itNot sureNot worth it
More about amoxicillinSide effectsReviews & ratingsFDA package insert
Have you used Amoxil (amoxicillin)?
Worth itNot sureNot worth it