Those who recover may also suffer from long-term side effects such as skin scarring and blindness. Psychologist Daniel Koh from Insights Mind Centre said there is also a risk of overdose and addiction to the drug. Last June, ST reported that more students, some as young as 16, were using "smart drugs" such as modafinil to obtain better grades.
The report said the drugs could be purchased from a local website, online platforms such as Carousell, and messaging services like Telegram. However, a check on Tuesday found that these online avenues have since been taken down. HSA advised consumers to be cautious when buying health products from unfamiliar sources, such as online more info, even if Provjgil Provigil And Itching recommended Itcbing relatives or friends.
The supply and sale Anv unregistered health products is an offence under the Health Products Act, unless authorised by HSA Provigil And Itching use in special circumstances by a doctor for patients under his care, it said. Join ST's Telegram channel and get the latest breaking news delivered to you.
Provigil: Side effects, dosage, uses, and more
Ng Huiwen and Gracia Lee. Sign up or log in to read this article in full. HSA issues warning on modafinil, a potent drug used to improve alertness after woman develops severe skin reactions. Sign up. Already have an account? Log in.
Physicians should instruct their patients to immediately discontinue the use of modafinil and contact them if Provigli rash or any signs or symptoms suggesting angioedema or anaphylaxis occurs. Psychiatric Symptoms Psychiatric adverse experiences have been reported in adult and pediatric patients treated with modafinil.
Caution should be exercised when Provigil And Itching is given to patients with a history of psychosis, depression or mania.
Consideration should be given to the possible emergence or exacerbation of psychiatric symptoms in patients treated with modafinil. If psychiatric symptoms develop, consider discontinuing modafinil. Please refer to the attached Product Monograph Safety Revisions for complete revisions and updates.
Patients are being advised to stop taking modafinil and to seek medical attention without delay if they have any of the following: skin rash, hives, sores in the mouth, Provigil And Itching and peeling skin; swelling of the face, eyes, lips, tongue or throat; trouble swallowing or breathing; hoarse voice, or if they experience mental problems.
See the Public Communication associated with this Letter. Managing marketed health product-related adverse reactions depends on health care professionals and consumers reporting them. Reporting rates determined on the basis of spontaneously reported post-marketing adverse reactions are generally presumed to underestimate the risks associated with health product treatments.
Any case of serious rash, anaphylactic reaction, hypersensitivity reaction, psychiatric symptom or Provigil And Itching serious or unexpected adverse reactions in patients receiving modafinil should be reported to Shire Canada Inc.
Louis Turcotte, B. Modafinil is not approved for use in pediatric patients for any indication.
In clinical trials of modafinil, the incidence of rash resulting in discontinuation was approximately 0. The reporting rate of TEN and SJS associated with modafinil use, which is generally accepted to be an underestimate due to underreporting, exceeds the background incidence rate. Estimates of the background incidence rate for these serious skin reactions in the general population range Ihching 1 to 2 cases per million-person years.
There are no factors that are known to predict the risk of occurrence or the severity of rash associated with modafinil. Nearly all cases of serious rash associated with modafinil occurred within 1 to 5 weeks after treatment initiation. However, isolated cases have Provigil And Itching reported after prolonged treatment e. Accordingly, duration of therapy Provigil And Itching be relied upon as a means to predict the potential risk heralded by the first appearance of a Provigil And Itching.
Discontinuation of treatment may not prevent a rash from becoming life-threatening or permanently disabling or disfiguring. Angioedema and Anaphylactoid Reactions Itxhing serious case of angioedema and one case of hypersensitivity with rash, dysphagia, and bronchospasmwere observed among 1, patients treated in clinical trials with armodafinil not marketed in Canadathe R enantiomer of modafinil which is the racemic mixture.
No such cases were observed in modafinil clinical trials.
Fixed drug eruptions with modafinil
Angioedema and anaphylactic reaction have been reported in postmarketing experience with modafinil. Patients should be advised to discontinue therapy and immediately report to their physician any signs or symptoms suggesting angioedema or anaphylaxis e. Multi-organ Hypersensitivity Reactions Multi-organ hypersensitivity reactions, including at least one fatality Provivil post-marketing experience, have occurred in close temporal association median time to detection 13 days: range to the initiation of modafinil.
Stop taking this medicine and call your doctor right away if you have a skin rash; itching; hives; hoarseness; trouble breathing; trouble swallowing; or any swelling of your hands, face, or mouth while you are using this medicine. The most common Provigil (modafinil) and Nuvigil (armodafinil) side effects are mild and include headaches, nausea, and dizziness.