PharmEasy Lab Coupon: Get Flat Rs 600 OFF On Lab Tests Above Rs 3000 at Pharmeasy Diagnostics using the latest coupon codes, Discount codes & offers from CouponZania. Offer valid for all users. Also, get FREE sample collection only on the first diagnostic test. The offer is valid only in cities where service is available. Sample pick-up from home and online reports will be provided. Use the coupon code to avail of the offer.