Arthlast Tablet is used in the treatment of moderate to severe plaque psoriasis which is a type of skin condition. This medicine is used when other conventional treatments cannot be used or if the patient is not responsive or intolerant to any of these treatments. Arthlast Tablet can be taken with or without food. Take it regularly and do not stop taking the medicine even if you get better until that doctor tells you it is alright to stop. You may need to monitor your weight regularly while taking the medicine as it may cause weight loss. Using this medicine may cause few common side effects such as nausea, diarrhea, and vomiting. If these side effects persist or get worse, let your doctor know. Your doctor may help with ways to reduce or prevent these symptoms by prescribing you an alternative medicine or by adjusting the dose. To make sure the medicine is safe for you, before taking this medicine, let your doctor know all the other medicines you are taking. If you are pregnant or breastfeeding, consult your doctor first before taking this medicine.