Folacin-800 Side Effects
Generic name: folic acid
Medically reviewed by Drugs.com. Last updated on Dec 28, 2023.
Note: This document provides detailed information about Folacin-800 Side Effects associated with folic acid. Some dosage forms listed on this page may not apply specifically to the brand name Folacin-800.
Applies to folic acid: capsule, solution, tablet.
Serious side effects of Folacin-800
Along with its needed effects, folic acid (the active ingredient contained in Folacin-800) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor as soon as possible if any of the following side effects occur while taking folic acid:
Rare
- fever
- general weakness or discomfort
- reddened skin
- shortness of breath
- skin rash or itching
- tightness in chest
- troubled breathing
- wheezing
For healthcare professionals
Applies to folic acid: compounding powder, injectable solution, oral tablet.
Gastrointestinal
Nausea, abdominal distension, and flatulence were reported in patients taking 15 mg folic acid daily for 1 month.[Ref]
Nervous system
- Frequency not reported: Bitter or bad taste, altered sleep patterns, difficulty concentrating, overactivity, impaired judgement, increased incidence of seizures in some epileptic patients[Ref]
Bitter or bad taste, altered sleep patterns, difficulty concentrating, overactivity, and impaired judgement were reported in patients taking 15 mg folic acid daily for 1 month.
Increased seizure incidence was seen in some epileptic patients receiving phenobarbital, primidone, or diphenylhydantoin.[Ref]
Hypersensitivity
- Rare (less than 0.1%): Allergic responses (including erythema, skin rash, itching, general malaise, respiratory difficulty due to bronchospasm), anaphylaxis (including shock)[Ref]
Metabolic
- Rare (less than 0.1%): Anorexia
- Frequency not reported: Decreased vitamin B12 serum levels, worsening symptoms of B12 deficiency[Ref]
Anorexia was reported in patients taking 15 mg folic acid daily for 1 month.
Decreased vitamin B12 serum levels was reported with prolonged folic acid therapy.[Ref]
Other
- Frequency not reported: Decreased diphenylhydantoin serum levels[Ref]
Decreased diphenylhydantoin serum levels were reported in patients taking 5 or 15 mg folic acid daily.[Ref]
Psychiatric
- Frequency not reported: Irritability, excitement, mental depression, confusion[Ref]
Irritability, excitement, mental depression, and confusion were reported in patients taking 15 mg folic acid daily for 1 month.[Ref]
References
1. Cerner Multum, Inc. "UK Summary of Product Characteristics."
2. Cerner Multum, Inc. "Australian Product Information."
3. (2017) "Product Information. Folic Acid (folic acid)." Method Pharmaceuticals, LLC
Frequently asked questions
More about Folacin-800 (folic acid)
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Further information
Folacin-800 side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.