Psoriasis

Psoriasis, acne vulgaris and photoaging are common conditions. Tazarotene is a pro-drug of tazarotenic acid, a receptor-selective retinoid, which has shown efficacy in the treatment of these disorders. In the treatment of acne vulgaris, it has greater comedolytic activity than the currently available topical retinoids.

This article focuses on topical D3 vitamin analogues for the treatment of psoriasis. Therapeutic efficacy, toxicity, patient adherence, combination therapy, and the family physician's role in psoriasis treatment are covered.

Biologics are protein-based medications that target specific parts of the immune system. IL-23 inhibitor specifically targets a type of cytokine called IL-23 and blocks cellular activity, which results in reduced inflammation that causes psoriasis.

This article discusses the over the counter (OTC) treatments for psoriasis that are available to patients without a prescription. Tar, salicylic acids, and hydrocortisone creams are some of the treatments discussed.

Janus kinase inhibitors, also known as JAK inhibitors or jakinibs, represent a new class of medication that have broad potential to treat dermatologic disease.

While biologics changed the way psoriasis is treated by providing effective targeted therapy, they are not without limitations. Small molecules are emerging therapeutic options for the treatment of psoriasis.

Psoriasis is a chronic inflammatory cutaneous disorder that can significantly affect patient quality of life (QoL). This article discusses immunologic abnormalities, immune mediators, and the possible pathogenesis of psoriasis.

Secukinumab demonstrates rapid and robust clinical improvement accompanied by a favorable short- term safety profile. The results of the phase III trials continue to reinforce the theory that the IL-17 pathway is an essential target in psoriasis and psoriatic arthritis treatment.

Approximately 50% of patients with psoriasis have nail psoriasis but the life time chance of nail changes must be much higher. Nail changes in psoriasis include pitting, thickening, onycholysis, discoloration, oily spots, splinter hemorrhages and paronychia. Treatment of choice depends on the form the psoriasis takes.

Alefacept (AMEVIVE™ or LFA3TIP, Biogen) is the newest systemic therapy for chronic plaque psoriasis and was approved by the US FDA in January 2003. Clinical studies have shown that alefacept, given via weekly IM or IV injections for 12 weeks, was well tolerated, with no reported serious adverse events.

Recent advances in our understanding of the innate and adaptive immune systems have led to the identification of interleukin (IL)-17 as a key pro-inflammatory mediator in psoriasis. We review phase 1-3 clinical trials of ixekizumab, for treatment of moderate-to-severe plaque psoriasis.

Interleukin (IL)-17 is important in the pathophysiology of psoriasis and has proven to be an effective therapeutic target. As brodalumab enters the marketplace, a review of this important biologic, its safety profile, and discussion of possible adverse effects is in order.

Psoriasis and eczema, especially atopic eczema, are two of the most common cutaneous conditions seen by family physicians and dermatologists. This article focuses on corticosteroids of varying strengths and their suggested indications.

A fixed combination halobetasol propionate and tazarotene lotion (HP/TAZ) was launched in Canada in 2020, to treat moderate to severe plaque psoriasis in adults. With the use of polymeric emulsion technology, there is uniform distribution of HP and TAZ and excipients on the skin and improved skin moisturization.

Psoriasis and eczema, especially atopic eczema, are two of the most common cutaneous conditions seen by family physicians and dermatologists. This article discusses the etiology of psoriasis and eczema, immunologic abnormalities, and the role of immune mediators.

Moderate to severe chronic plaque psoriasis may be difficult to control using current therapies, which has led to development of a novel class of therapy, selective tyrosine kinase 2 (TYK2) inhibitors, to address this unmet need.

Scalp conditions such as itchy scalp, dandruff, seborrheic dermatitis, and scalp psoriasis are common. The emotional effect these complaints cause are often ignored or trivialized, but as dermatologists we should appreciate the relief that appropriate advice and treatment will bring to our patients.

Research has shown high levels of effectiveness are maintained for 5 years and beyond with tildrakizumab (Ilumya), an interleukin-23 (IL-23) inhibitor.

Scalp psoriasis, especially around the hairline, can cause significant impairment in quality of life due to its visibility. This articles makes a case for a combination of 308 nm excimer laser with clobetasol spray for the treatment of scalp psoriasis.

The scalp is involved in up to 80% of individuals with psoriasis. Topical treatment with corticosteroids with or without vitamin D3 analogues is the mainstay of treatment, but other therapies such as light treatment and systemic drugs including biologics are discussed.

Alcohol is a serious cause of morbidity and mortality in our society and is implicated in multiple health conditions, including hepatic failure, neurological damage, and hematological disorders. Herein, we review the evidence concerning the influences of alcohol in skin conditions.

Dovobet®/ Daivobet®/ Taclonex® is a product combining two molecules, calcipotriol and betamethasone dipropionate, that may offer psoriatic patients with an option for maintenance therapy. The efficacy and safety of this combined formulation when used over a 4-week period is well documented.

Bimekizumab is a novel treatment for moderate-to-severe plaque psoriasis that has shown promising efficacy and safety in clinical trials. By simultaneously targeting two components of the IL-17 pathway, IL-17A and IL-17F, the biologic can downregulate proinflammatory signaling and rapidly improve patients’ skin.

Pregnancy is characterized by multiple physiologic changes. Herein, we review the complicated relationships between psoriasis and pregnancy.

Moderate-to-severe psoriasis is known to affect millions of people around the globe. This chronic disease substantially impacts patients by impairing their quality of life. The biologics are the newest and most effective therapeutic weapon in the treatment of moderate-to-severe psoriasis and psoriatic arthritis.

A novel fixed combination lotion containing the super-potent corticosteroid halobetasol propionate 0.01% and retinoid tazarotene 0.045% (Duobrii™) has recently been introduced and indicated for the treatment of moderate to severe plaque psoriasis in adults.

Psoriasis is known as a condition that significantly affects quality of life (QoL). This article discusses various aspects of psoriasis, and its symptoms as it relates to quality of life and appropriate interventions.

Psoriasis and eczema can at times be recalcitrant to conservative topical treatment. This article focuses on corticosteroid strength and their appropriate uses for various presentations.

Psoriasis is thought to arise from a combination of pathogenic factors including genetic susceptibility and environmental exacerbation. This article reviews the current status of guselkumab as a therapy for moderate-to-severe plaque psoriasis.

Psoriasis is a common dermatosis, affecting children in North America. Many papers have stressed the treatments available for adult psoriasis, but few have dealt with this disorder in children. Topical treatment modalities continue to be the first line therapy for childhood psoriasis.

Hand and foot psoriasis is a chronic and debilitating disease that manifests as plaque-type or pustular-type lesions. Although the palms and soles represent only 2% of the total body surface area, psoriasis of these regions may lead to physical dysfunctions that can greatly impair dexterity, mobility, and the quality of life.

Chronic palmoplantar pustular psoriasis is a disabling condition characterized by recurrent crops of sterile pustules on a background of erythema, fissuring and scaling. Genetic and environmental factors have been implicated in its etiology.

Topical ruxolitinib shows promise in various dermatological conditions, including atopic dermatitis, vitiligo, psoriasis, and lichen planus, with a favorable safety profile compared to oral JAK inhibitors. However, its effectiveness in alopecia areata remains inconclusive.

A novel topical corticosteroid, halobetasol propionate (HP) 0.01% lotion (Bryhali™), has recently been introduced for the treatment of plaque psoriasis and corticosteroid-responsive dermatoses in adults.

Sirolimus, also known as rapamycin (SRL, Rapamune®), was approved in 1999 by the US Food and Drug Administration to prevent graft rejection in renal transplantation. This articles reviews Sirolimus, its pharmacokinetics, mechanism of action, and indication.

This article provides an overview for the drug, Efalizumab (RAPTIVA®) for the treatment of psoriasis. Indications, mechanism, contraindications, side-effects are considered.

There is no clear evidence that monoclonal antibodies influence neurological function and modulate behavior in humans. More research in this area is necessary in order to begin to understand the potential effects of..

Drs. Joël Claveau & Julien Ringuet, two Canadian dermatologists with prominent clinical and research practices, attended the Les Journées Dermatologiques de Paris conference in Nov-Dec 2022, with a focus on presentations and posters about psoriasis. This article reviews key insights they obtained at the meeting.

This new compound product containing 50µg/gm calcipotriol and 0.5mg/gm betamethasone dipropionate was recently introduced in Canada for the treatment of psoriasis. Clinical trials demonstrated that this compound was more active than either agent used alone.

Psoriasis is a chronic immune-mediated inflammatory disease with epidermal hyperplasia. Interleukin (IL)-17 signaling has a central role in its pathogenesis, and is being looked at as a target. The rationale for IL-17 inhibitors, clinical trial results of new drugs like Brodalumab are included.