I've gone through your scenario. I can understand your anxiety
This medicine has side effects like darkening of your skin, nails, teeth, gums, diarrhoea
and makes your skin more sensitive to sunlight.
So, in general chances of this drug delaying your period is very less. However, many other factors can affect your regular menstrual cycle such as Pregnancy
, illness, stress, age and hormonal
Better do a UPT ( urine pregnancy test) to rule out pregnancy and also have a consultation with your dermatologist
Hope I have answered your query. Let me know if I can assist you further. Get well soon.
Dr. Yogapriya V, General and family physician.