No absolute contraindications are known for coenzyme Q10, although reliable information about its use in pregnant or breastfeeding mothers or in young children is not available. Adverse effects with coenzyme Q10 are rare.
www.aafp.org/afp/20050915/1065.html
Treatment of statin adverse effects with supplemental Coenzyme Q10 and statin drug discontinuation. ... Treatment of statin adverse effects with supplemental Coenzyme Q10 and statin drug discont...Treatment of statin adverse effects with supplemental Coenzyme Q10 and statin drug discontinuation.
www.ncbi.nlm.nih.gov/pubmed/16873939
No serious adverse side effects have been reported. Some patients using coenzyme Q10 have experienced mild insomnia, elevated levels of liver enzymes, rashes, nausea, and upper abdominal pain.
www.answers.com/topic/coenzyme-q10 www.answers.com/topic/coenzyme-q10
This metabolic myopathy is related to ubiquinone (CoQ10) deficiency in muscle cell mitochondria, disturbing normal cellular respiration and causing adverse effects such as rhabdomyolysis, exercise intolerance, and recurrent myoglobinuria.
www.epic4health.com/coqandstatdr.html
COENZYME Q10 DEFICIENCY ... The majority of the clinical studies concerned the treatment of heart disease and were remarkably consistent in their conclusions: that treatment with CoQ10 significantly improved heart muscle function while producing no adverse effects or drug interactions.
faculty.washington.edu/~ely/coenzq10.html faculty.washington.edu/~ely/coenzq10.html
Adverse effects: Coenzyme Q10 may decrease response to warfarin Some Trade Names; COUMADIN; Click for Drug Monograph; . There are case reports of GI symptoms (abdominal pain, nausea, and vomiting) and CNS symptoms (dizziness, photophobia, irritability, and headache).
www.merck.com/mmpe/sec22/ch331/ch331f.html
Coenzyme Q10 has been associated with documented reports of potential interactions with warfarin. - Am J Health Syst Pharm 2000 Jul 1;57(13):1221-7; quiz 1228-30 -- Potential interactions between alternative therapies and warfarin. Adverse effects with CoQ10 supplementation are rarely reported,
www.personalhealthzone.com/herbal_medicine/side_effects... www.personalhealthzone.com/herbal_medicine/side_effects/coenzyme_q10_side_effects.html
Overview of the use of coenzyme Q10 in cancer therapy ... Iarussi D, Auricchio U, Agretto A, et al.: Protective effect of coenzyme Q10 on anthracyclines cardiotoxicity: control study in children with acute lymphoblastic leukemia and non-Hodgkin lymphoma. Mol Aspects Med 15 (Suppl): s207-12, 1994.  [PUBMED Abstract];
www.cancer.gov/cancertopics/pdq/cam/coenzymeQ10/HealthP... www.cancer.gov/cancertopics/pdq/cam/coenzymeQ10/HealthProfessional/page6
Overview of the use of coenzyme Q10 in cancer therapy ... Lockwood K, Moesgaard S, Hanioka T, et al.: Apparent partial remission of breast cancer in 'high risk' patients supplemented with nutritional antioxidants, essential fatty acids and coenzyme Q10. Mol Aspects Med 15 (Suppl): s231-40, 1994.  [PUBMED Abstract];
www.cancer.gov/cancertopics/pdq/cam/coenzymeQ10/HealthP... www.cancer.gov/cancertopics/pdq/cam/coenzymeQ10/HealthProfessional/page8
Benefits of best vitamin Co Q10 Coenzyme coq10 supplement dosage heart health migraines and adverse side effects? Best information for cutting edge natural complex best anti-aging formulas with N-Acetyl L-Carnitine...pet dog and cat health... ... The investigators found that most side effects of coenzyme Q10 were mild,
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