Drug test passing estimate Enter your details to estimate urine and blood test timing. Results are estimates, not guarantees. Use results as general guidance, not a guarantee. Optional contact fields can be left blank. Your Body Enter body measurements as accurately as you can. GenderMaleFemale Age HeightSelect height4'0" / 122 cm4'1" / 124 cm4'2" / 127 cm4'3" / 130 cm4'4" / 132 cm4'5" / 135 cm4'6" / 137 cm4'7" / 140 cm4'8" / 142 cm4'9" / 145 cm4'10" / 147 cm4'11" / 150 cm5'0" / 152 cm5'1" / 155 cm5'2" / 157 cm5'3" / 160 cm5'4" / 163 cm5'5" / 165 cm5'6" / 168 cm5'7" / 170 cm5'8" / 173 cm5'9" / 175 cm5'10" / 178 cm5'11" / 180 cm6'0" / 183 cm6'1" / 185 cm6'2" / 188 cm6'3" / 191 cm6'4" / 193 cm6'5" / 196 cm6'6" / 198 cm6'7" / 201 cm6'8" / 203 cm6'9" / 206 cm6'10" / 208 cm6'11" / 211 cm7'0" / 213 cm7'1" / 216 cm7'2" / 218 cm7'3" / 221 cm7'4" / 224 cm7'5" / 226 cm7'6" / 229 cm Weight UnitPoundsKilograms Waist UnitInchesCentimeters Cannabis Use Choose the closest option for your usual use pattern. Frequency1 - single use2 - light3 - moderate4 - frequent5 - heaviest1 means single use; 5 means heaviest repeated use. Potency123451 is lower potency; 5 is higher potency. Keep your best estimate. Amount123451 is a smaller amount; 5 is a larger amount. Use the closest match. Test Context These details help refine the estimate. Metabolism123451 is slower metabolism; 5 is faster metabolism. Cardio123451 is little cardio activity; 5 is frequent cardio activity. Optional Updates Optional. Leave blank if you do not want follow-up. Show optional email and/or phone updates Optional contact updates Optional. Leave blank if you do not want follow-up. If you provide contact details, choose the updates you want. Email Phone Shared contact preferences Choose the optional updates you want to receive. News, deals, and calculator updates Advocacy and home grow Drug-test discrimination campaign Medical/legal education materials Result follow-up Partner/program information Disclosure: valid submissions and results may be stored locally by Marijuana Central. Security information may be stored to help protect the service and prevent abuse. Email or phone details are saved only if you provide them and choose updates. Estimation approach MJC Recommended Raw Variables Calculated Body Conservative Choose how cautious you want the estimate to be. MJC Recommended is the default. Get my estimate Results Enter your details and submit the form to see estimates. Results are estimates, not guarantees.