Oral contraceptives can affect skin and hair, improve acne, but may cause pigmentation, dermatitis, and other conditions.
June 2001 in “Annals of Internal Medicine” The conclusion suggests that the zinc lozenge study is valid despite imperfect blinding, as many participants could not correctly identify their lozenge type.
2 citations
,
July 2020 in “Behavioural Brain Research” Changing neuroactive steroids in baby male rats affects their memory and learning differently as they grow up.
28 citations
,
September 2021 in “JAAD Case Reports” The Pfizer COVID-19 vaccine may rarely trigger nail psoriasis.
May 2011 in “Psychiatric News” Horizant has risks like other seizure drugs, Johnson & Johnson misled about Risperdal, and Quanterix found a possible link between brain oxygen loss and Alzheimer's markers.
January 1978 in “Clin-Alert” A document listed serious side effects from various drugs, including deaths and diseases, emphasizing the importance of being aware of drug side effects.
34 citations
,
April 1982 in “BMJ”
97 citations
,
December 2010 in “Journal of Neuroscience” Midazolam impairs learning and memory by increasing neurosteroids through specific receptor activation.
45 citations
,
August 2009 in “American Journal Of Pathology” Noggin promotes skin tumors by activating certain cell signaling pathways.
1 citations
,
March 2011 in “Hospital Pharmacy” Various medications and vaccines can cause serious side effects.
January 2024 in “Wiadomości Lekarskie” Nemesis journal highlights the value of negative results in science and offers free access to all.
December 2025 in “Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)” Botulinum toxin may reduce inflammation markers in head and neck conditions, but evidence is uncertain.
Different oral anticoagulants cause various non-bleeding side effects, so careful monitoring is needed.
11 citations
,
January 1980 in “PubMed” Oral contraceptives can cause nausea, headaches, mood changes, and other side effects, especially early on.
24 citations
,
October 1995 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The nafarelin test can reliably distinguish between gonadotropin deficiency and delayed puberty in teenage boys.
January 2011 in “Reactions Weekly” 21 citations
,
January 1999 in “Molecular and Cellular Biochemistry” Niacin deficiency makes rats more sensitive to cancer-causing chemicals.
May 2011 in “Utrecht University Repository (Utrecht University)” The nicotinamide supplement did not reduce symptoms in horses with insect bite hypersensitivity.
13 citations
,
October 2016 in “Journal of Clinical Neuroscience” Thallium poisoning can cause worsening nerve damage and vision loss without typical symptoms.
January 2026 in “Nutrición Hospitalaria” Many drugs can cause lipid metabolism issues, and labels need better warnings.
January 2010 in “Nonlinearity in Biology Toxicology Medicine” Low-dose effects in rodent studies are hard to confirm due to confounding factors and control group variability.
19 citations
,
January 2012 in “Frontiers in Neural Circuits” Neurosteroids and benzodiazepines reduce neuron excitability, with lasting effects on inhibitory neurons.
May 2024 in “Reactions weekly” 2 citations
,
March 2024 in “Pharmaceutics” The placebo microneedle stamp didn't penetrate skin and caused less pain, but blinding was only effective for those with low skin sensitivity.
100 citations
,
May 2003 in “Journal of Neuroscience” Neuroactive steroids affect cocaine's rewarding effects through the ς1 receptor.
6 citations
,
July 2015 in “Australasian Journal of Dermatology” A man developed an allergic skin reaction after using brimonidine for rosacea.
November 2001 in “The Journal of neuropsychiatry and clinical neurosciences/The journal of neuropsychiatry and clinical neurosciences” Divalproex sodium can unexpectedly cause agitation and hyperactivity in some patients.
July 2025 in “Reactions Weekly”