Ultra Covi-Catch - SD Biosensor was the first company to launch the Covid Rapid Antigen Test Kit in India. This is ICMR approved self-testing kit for COVID-19. Covi-Catch allows you to test yourself for the COVID-19 antigen within 15 minutes. Covi-Catch is authorized Non-prescription home use for the qualitative detection of SARS-CoV-2 present in human nasal. How To Use Nasal Swab : Covi-Catch is very easy to use, its usage is described in the instruction guide in Hindi and English. Interpretation of the Test Result : Positive Result - If both the control line ( C ) and the test line ( T ) is visible, the result is positive. Negative Result : If only control line ( C ) and no test line ( T ) is visible, the result is negative. For more information, you can refer to Covi-Catch Instruction Guide and Video, all types of information are described in a very detailed manner, both are available in Hindi and English. Before performing the test, read complete quick guide properly.