Vitamin B5 (Pantothenic Acid) Interactions

Article navigation

The following are the medications and supplements that are more likely to cause a reaction with vitamin B5 (pantothenic acid) supplements:

Antibiotics (streptomycin, sulfonamide)
People taking antibiotics (such as streptomycin for tuberculosis and sulfonamide for other bacterial infections) may have a reduced absorption and effectiveness of vitamin B5 (pantothenic acid) from the foods eaten and may need supplementation, especially if the antibiotics are taken over a long term.
Chemotherapy medications
People undertaking chemotherapy medications may have reduced absorption and effectiveness of vitamin B5 (pantothenic acid) from the foods eaten and may need supplementation. People undertaking chemotherapy should seek advice from their oncology specialist about supplementation, not just in vitamin B5 (pantothenic acid).
Cholinesterase inhibitor drugs
People taking cholinesterase inhibitor medications should not take vitamin B5 (pantothenic acid) because this combination may increase the effects of the medication and possibly cause adverse effects from the high levels of the medications in the bloodstream.
Copper
People taking copper supplements may experience a reduction in the absorption and effectiveness of vitamin B5 (pantothenic acid) from the foods eaten and may need supplementation, especially if copper supplementation is high.
Levodopa
Vitamin B5 (pantothenic acid) supplements can inactivate Levodopa (which is used to treat people with Parkinson's disease), so it may be advisable not to take any vitamin B5 (pantothenic) supplements at the same time as Levodopa.
Oral contraceptives
Women taking oral contraceptives may have a reduced absorption and effectiveness of vitamin B5 (pantothenic acid) from the foods eaten and may need supplementation.

Vitamin B5 (pantothenic acid) has interactions with a number of medications and supplements

Other Interactions with Vitamin B5 (pantothenic acid)

Vitamin B5 (pantothenic acid) has interactions with other substances as follows:

Tobacco
People who smoke cigarettes may experience lowered absorption of vitamin B5 (pantothenic acid) because of the way that tobacco blocks much of this vitamin's absorption in the intestines. People who smoke cigarettes may need to have some vitamin B5 (pantothenic acid) supplementation.