Yes isotretinoin can be dangerous if taken unsupervised . It can have serious
liver and cholesterol side effects besides depression and hair loss .
Next Steps
if your condition is still relapsing after stopping isotretinoin then there is no use continuing it .
Health Tips
there are so many causes of acne which needs to be corrected . many a times it's related to digestion problems at your age which can be easily treatable. please see a dermatologist and look for alternate options . I am sure you will get over with it .