Comparing Calcium Citrate vs Oyster Calcium
| Calcium citrate | Oyster Calcium (calcium carbonate) |
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| Calcium citrate | Oyster Calcium (calcium carbonate) |
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|---|---|---|
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Prescription and OTC
Prescribed for Osteoporosis, Dietary Supplementation. Calcium citrate may also be used for purposes not listed in this medication guide. |
Over-the-counter
Prescribed for GERD, Osteoporosis, Hypocalcemia, Osteopenia, Erosive Esophagitis, Indigestion, Stomach Ulcer, Duodenal Ulcer. Oyster Calcium may also be used for purposes not listed in this medication guide. View more |
Related suggestions Osteoporosis
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| More about Calcium citrate | More about Oyster Calcium (calcium carbonate) | |
| Ratings & Reviews | ||
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Be the first to share your experience with this drug. |
Be the first to share your experience with this drug. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | ||
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View all Calcium citrate side effects |
View all Oyster Calcium side effects |
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| Drug Class | ||
| Generic Availability | ||
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N/A |
N/A |
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| Pricing and Coupons * Prices are without insurance | ||
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We could not find an exact match for this medicine. Try searching the Price Guide directly. |
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
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| Dosage Forms | ||
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N/A |
N/A |
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| Brand Names | ||
| Calcitrate | Other calcium carbonate brands include: Alcalak, Alka-Seltzer Cool Action Heartburn Relief Gum, Alka-Seltzer Heartburn ReliefChews, Alkets, Alkums, Ami-Lac, Amitone, Cal Oys, Cal-Gest, Cal-Mint, Calcarb, Calci Mix, Calci-Chew, Calcid, Calcitab, Calcium Concentrate, Calcium Liquid Softgel, Calcium Oyster, Calcium Oyster Shell, Caltrate, Caltro, Chooz, D-Cal, Dicarbosil, Equilet, Icar Prenatal Chewable Calcium, Maalox Children's Relief, Maalox Regular Strength, Oysco 500, Oyster Cal, Oyster Shell, Oyster Shell Calcium, Oyster Shell Calcium 500, Titralac, Trial Antacid, Tums Antacid Naturals, Tums Chewy Bites, Tums Chewy Bites Ultra Strength, Tums Chewy Delights, Tums Extra Strength 750, Tums Freshers, Tums Kids, Tums Regular Strength, Tums Smoothies, Tums Smoothies Extra Strength, Tums Sugar-Free, Tums Ultra 1000 View more | |
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | ||
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N/A |
N/A |
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| CSA Schedule 1 View glossary of CSA terms | ||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | ||
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Category C
Risk cannot be ruled out
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Category N
Not classified
See the full pregnancy warnings document. |
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| Drug Interactions | ||
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A total of 91 drugs are known to interact with Calcium citrate:
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A total of 222 drugs are known to interact with Oyster Calcium:
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| Alcohol/Food/Lifestyle Interactions | ||
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| Disease Interactions | ||
| First Approval Date | ||
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N/A |
N/A |
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| WADA Class View classifications | ||
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N/A |
N/A |
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| More Information | ||
| Patient Resources | ||
| Professional Resources | ||
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N/A |
N/A |
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| Related Treatment Guide | ||
1 The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.