Compare Penicillin vs. Bactrim
Head-to-head comparisons of medication uses, side effects, ratings, and more.
|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. Also, it can cause birth defects, so talk to your doctor if you're pregnant.|
|Find lowest prices|
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|Reviews & ratings|
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 »
|How it works|
|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 by preventing them from making proteins and other chemicals that keep them alive.|
|Type of medication|
› PenicillinPrescription only
› SulfonamidePrescription only
|Used for (click to learn more)|
|Risk factors for serious side effects|
NFDA pregnancy category (Unknown)
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.See the FDA package insert
DFDA pregnancy category (Weigh risks vs. benefits)
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.See the FDA package insert
|Upsides and benefits|
|Downsides and risks|
|Tips from our pharmacists for people taking the medication|
|More about PenicillinSide effectsReviews & ratingsAlternativesFDA package insert||More about BactrimSide effectsReviews & ratingsAlternativesFDA package insert|